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New 2026 GMC Sierra 1500 SLT
In-Transit
In-Transit

This unit is currently in-transit and is estimated to be available at the Dealership as noted. Please contact Dealer for more specific delivery information.12/07/25

VIN 3GTUUDE85TG171371 Stock Number 3260133

  • MSRP $66,230
  • Net Cost $63,980
See Important Disclosures Here

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Dealership Photos
2026 GMC Sierra 1500 Vehicle Photo in HEALDSBURG, CA 95448-3401
    2026 GMC Sierra 1500 Vehicle Photo in HEALDSBURG, CA 95448-3401
      2026 GMC Sierra 1500 Vehicle Photo in HEALDSBURG, CA 95448-3401
        2026 GMC Sierra 1500 Vehicle Photo in HEALDSBURG, CA 95448-3401
          2026 GMC Sierra 1500 Vehicle Photo in HEALDSBURG, CA 95448-3401
            2026 GMC Sierra 1500 Vehicle Photo in HEALDSBURG, CA 95448-3401
              2026 GMC Sierra 1500 Vehicle Photo in HEALDSBURG, CA 95448-3401
                2026 GMC Sierra 1500 Vehicle Photo in HEALDSBURG, CA 95448-3401
                  2026 GMC Sierra 1500 Vehicle Photo in HEALDSBURG, CA 95448-3401
                    2026 GMC Sierra 1500 Vehicle Photo in HEALDSBURG, CA 95448-3401
                      2026 GMC Sierra 1500 Vehicle Photo in HEALDSBURG, CA 95448-3401
                        2026 GMC Sierra 1500 Vehicle Photo in HEALDSBURG, CA 95448-3401
                          2026 GMC Sierra 1500 Vehicle Photo in HEALDSBURG, CA 95448-3401
                            2026 GMC Sierra 1500 Vehicle Photo in HEALDSBURG, CA 95448-3401
                              2026 GMC Sierra 1500 Vehicle Photo in HEALDSBURG, CA 95448-3401
                                2026 GMC Sierra 1500 Vehicle Photo in HEALDSBURG, CA 95448-3401
                                  2026 GMC Sierra 1500 Vehicle Photo in HEALDSBURG, CA 95448-3401
                                    2026 GMC Sierra 1500 Vehicle Photo in HEALDSBURG, CA 95448-3401
                                      2026 GMC Sierra 1500 Vehicle Photo in HEALDSBURG, CA 95448-3401
                                        2026 GMC Sierra 1500 Vehicle Photo in HEALDSBURG, CA 95448-3401
                                          2026 GMC Sierra 1500 Vehicle Photo in HEALDSBURG, CA 95448-3401
                                            2026 GMC Sierra 1500 Vehicle Photo in HEALDSBURG, CA 95448-3401
                                              2026 GMC Sierra 1500 Vehicle Photo in HEALDSBURG, CA 95448-3401
                                                2026 GMC Sierra 1500 Vehicle Photo in HEALDSBURG, CA 95448-3401
                                                  Manufacturer Photos
                                                  May not represent actual vehicle (options, colors, trim and body style may vary).
                                                  2026 GMC Sierra 1500 Vehicle Photo in HEALDSBURG, CA 95448-3401
                                                    2026 GMC Sierra 1500 Vehicle Photo in HEALDSBURG, CA 95448-3401
                                                      2026 GMC Sierra 1500 Vehicle Photo in HEALDSBURG, CA 95448-3401
                                                        2026 GMC Sierra 1500 Vehicle Photo in HEALDSBURG, CA 95448-3401
                                                          2026 GMC Sierra 1500 Vehicle Photo in HEALDSBURG, CA 95448-3401
                                                            2026 GMC Sierra 1500 Vehicle Photo in HEALDSBURG, CA 95448-3401
                                                              2026 GMC Sierra 1500 Vehicle Photo in HEALDSBURG, CA 95448-3401
                                                                Current Offers Specifications
                                                                • MSRP $66,230
                                                                • Purchase Allowance 1
                                                                  25-40ACB-11: Purchase Allowance
                                                                  - $1,750 Take Retail Delivery By 11-03-2025
                                                                • Bonus Cash 2
                                                                  25-40AG-11: Bonus Cash
                                                                  - $500 Take Retail Delivery By 11-03-2025
                                                                • Net Cost $63,980
                                                                • 0% APR for 36 Months for Well-Qualified Buyers When Financed w/ GM Financial 3
                                                                  25-40G-12: For Well-Qualified Buyers When Financed w/ GM Financial
                                                                  Take Retail Delivery By 11-03-2025
                                                                Click here for more offer information
                                                                1Not available with special financing, lease and some other offers. Must take new retail delivery by 11/03/2025. 2Not available with some other offers. Must take new retail delivery by 11/03/2025. 30.0% APR for 36 months for well-qualified buyers when financed w/GM Financial. Monthly payment is $27.78 for every $1000 you finance. Average example down payment is 10.0%. Not available with leases and some other offers. Must take new retail delivery by 11/03/2025.
                                                                This unit is currently in-transit and is estimated to be available at the Dealership as noted. Please contact Dealer for more specific delivery information.12/07/25
                                                                Specifications
                                                                • Stock Number 3260133
                                                                • Exterior Sterling Metallic
                                                                • Interior H1y
                                                                • VIN 3GTUUDE85TG171371
                                                                • Engine 3.0L I6
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                                                                                  Vehicle At A Glance

                                                                                  • Fuel Economy * 22 city / 26 hwy
                                                                                  • Mileage N/A
                                                                                  • Transmission Automatic
                                                                                  • Exterior Color Sterling Metallic
                                                                                  • Interior Color H1y
                                                                                  • Engine Data 3.0L I6

                                                                                    Vehicle Description

                                                                                    2026 GMC Sierra 1500 SLT


                                                                                    10-Speed Automatic, 4WD, H1y Leather.

                                                                                    4WD 10-Speed Automatic 3.0L I6

                                                                                    Recent Arrival! 22/26 City/Highway MPG


                                                                                    Your family store since '54! Price includes all applicable rebates, other rebates may be available: $1750 - Buick & GMC Consumer Cash Program. Exp. 11/03/2025 $500 - GM Bonus Cash. Exp. 11/03/2025

                                                                                      Specifications

                                                                                      Exterior
                                                                                      • Chrome front bumper
                                                                                      • Deep-tinted glass, Provides added protection from sun and glare
                                                                                      • Rainsense automatic wipers, Turn on automatically when sensors detect varying degrees of precipitation on the windshield
                                                                                      • 17" full-size spare steel wheel with Black finish
                                                                                      • LED reflector (high intensity) headlamps with Fade-on/ Fade-off animation, LED turn signals and Daytime Running Lamps, C-shaped LED headlamps with signature lighting and innovative light blade technology
                                                                                      • Cargo bed LED lighting, Provides light to find cargo in the bed Rear pillar lamps
                                                                                      • Perimeter Lighting
                                                                                      • Chrome rear bumper, With integrated CornerSteps
                                                                                      • Spare tire carrier lock, Helps keep spare tire secure Utilizes the same key as the door and ignition
                                                                                      • IntelliBeam, At speeds above 25 mph, can automatically turn vehicle's high beams on and off according to surrounding traffic conditions May require additional optional equipment
                                                                                      • Heated, power, driver-side auto-dimming, power-folding outside mirrors, Puddle lamps Perimeter lighting Memory setting
                                                                                      • Cab-mounted cargo area lamps, With switch in switch bank left of the steering wheel Illuminates the cargo bed area
                                                                                      • Chrome mirror caps
                                                                                      • GMC MultiPro Tailgate, Six function tailgate designed to help improve loading, unloading and accessing the cargo box
                                                                                      • Full chrome surround window moldings
                                                                                      • Rear wheelhouse liners, Help protect your truck's rear wheelhouse area from damage caused by dirt, rocks, mud, road salt and the weather
                                                                                      • Tailgate with EZ Lift assist, power lock & release, Hitch area lighting May require additional optional equipment
                                                                                      • 18" 265/65R18SL all-season, blackwall tires
                                                                                      • Tailgate and bed rail protection caps
                                                                                      • 17" 265/70R17SL all-season, blackwall spare tire, May require additional optional equipment
                                                                                      • CornerStep rear bumper, Helps make it easier to get into and out of the pickup bed Located at each end of the rear bumper Textured step pads to help provide secure footing
                                                                                      • LED fog lamps, Help minimize glare in adverse driving conditions
                                                                                      • 18" 6-spoke machined aluminum wheels with Dark Grey Metallic accents
                                                                                      • Chrome door handles
                                                                                      • Power sliding rear window with rear defogger, Helps to keep your rear view clear of fog or frost Utilizes a warming grid to remove fog or frost from the rear window The window switch is conveniently located in the overhead console for easy 1-touch operation May require additional optional equipment
                                                                                      • Power sunroof, Opens over the first row at the push of a button Retracts into the roof Offers tilt and slide features with express-open and -close May require additional optional equipment
                                                                                      • Front license plate bracket, Front bracket is included if displaying a front license plate is required in your state
                                                                                      • Spray-on bedliner, Provides a Black, textured, non-skid surface that helps protect the bed and minimizes cargo shifting Covers the entire bed surface below side rails, front box top rail, gauge hole plugs and tie-downs Chemically bonded, the sprayed-on liner permanently bonds to the truck bed, providing a watertight seal Does not include spray-on liner on tailgate due to Black composite inner panel Includes logo on all trims except PRO
                                                                                        Interior
                                                                                        • Carpeted floor covering, Color-keyed to match the interior
                                                                                        • 13.4" diagonal multicolor reconfigurable Infotainment screen
                                                                                        • Rear air vents, Provides cabin comfort for rear occupants
                                                                                        • Heated steering wheel, With the press of a button the steering wheel quickly heats up to provide additional comfort on a cold day
                                                                                        • 120-volt box-mounted power outlet, 3-prong auxiliary household-style outlet Located in the pickup bed May require additional optional equipment
                                                                                        • USB ports, (2) Data/charge ports located on instrument panel¹
                                                                                        • Remote Start, Start your vehicle remotely and step into a comfortably warmed or cooled vehicle, depending on the weather and your preset preferences Locks doors and turns on parking lamps while the engine is running Activates the climate control system
                                                                                        • Rear carpeted floor mats, Helps protect your interior from road debris and the elements Color-keyed to match the interior Denali model has unique premium carpet Denali Ultimate model has premium floor mats
                                                                                        • USB ports, (2) Charge ports located on rear of console¹
                                                                                        • Driver memory, Recalls 2 driver presets for 10-way power seat and outside mirrors May require additional optional equipment
                                                                                        • Power windows, Front passenger with express-up/down May require additional optional equipment
                                                                                        • 120-volt power outlet, 3-prong auxiliary household-style outlet Located on the instrument panel Makes it convenient for powering laptops, phone chargers and other electronic devices May require additional optional equipment
                                                                                        • Theft-deterrent unauthorized entry system, Sounds the horn and flashes the turn signals when someone attempts to open the vehicle without the proper key or remote transmitter Helps deter unauthorized entry, helping to protect your vehicle
                                                                                        • Keyless Open and Start, With the Keyless Entry fob in your possession, conveniently locks and unlocks your car's doors without manually activating the key fob With the vehicle in Park or Neutral, press the brake pedal and then press the start/stop button to start the vehicle; the button will illuminate Shift to Park and press the start/stop button to turn off the vehicle
                                                                                        • Power door locks, Programmable Allows you to lock and unlock doors easily whether it's from the driver or front passenger seat or from outside using the key fob
                                                                                        • 10-way power driver seat with power lumbar, Moves the seat forward and back, and up and down Tilt the seat cushion and seatbacks
                                                                                        • 12.3" diagonal color Driver Information Center, Includes driver personalization, warning messages and vehicle information Allows drivers to personalize vehicle features, including warning messages and vehicle information
                                                                                        • Assist handles, Front A-pillar mounted for Driver and Passenger Rear B-pillar mounted
                                                                                        • Power windows, Driver with express-up/down May require additional optional equipment
                                                                                        • Dual-zone automatic climate control, Automatically maintains the selected temperatures for both the driver and front passenger Allows individual climate settings for both driver and front passenger Driver and front passenger can choose a temperature up to 30 degrees difference
                                                                                        • Up-level rear seat with storage package, 60/40 Full-length folding bench seat Seatback storage on left and right side Center fold out armrest with 2 cupholders Underseat storage (full cab width)
                                                                                        • Compass, Located in instrument cluster
                                                                                        • 10-way power front passenger seat, Forward and back Up and down Tilt seat cushion back and upright Recline seatback up and down Includes 2-way power lumbar
                                                                                        • Inside rearview auto-dimming mirror, Automatically dims the inside rearview mirror when it senses bright light from behind When headlamp glare is no longer detected, the mirror returns to its normal state
                                                                                        • Front carpeted floor mats, Helps protect your interior from road debris and the elements Color-keyed to match the interior Denali model has unique premium carpet Denali Ultimate model has premium floor mats with corner applique
                                                                                        • Power windows with rear express-down, May require additional optional equipment
                                                                                        • Wrapped steering wheel
                                                                                        • Rear window defogger, Helps to keep your rear view clear of fog or frost Utilizes a warming grid to help remove fog or frost from the rear window
                                                                                        • Outside temperature display, Located in infotainment display
                                                                                        • Heated driver and front outboard passenger seats, Separate buttons on the climate control panel allow you to choose from 3 levels of warmth At the touch of a button you can warm the cushions and seatbacks with multilevel temperature control Individually controlled Seats can be programmed to automatically warm up when it's cold out
                                                                                        • Front center console, Includes reconfigurable feature with cupholders, cell phone storage, power cord management, file holder capacity, removable storage tray and Wireless Charging¹ May require additional optional equipment
                                                                                        • Adaptive Cruise Control, Automatically follows a detected vehicle ahead at a driver-selected following gap¹ If no vehicle is detected in your path, works like regular cruise control You can always override the feature and take control May require additional optional equipment
                                                                                        • Front bucket seats, Includes center console May require additional optional equipment
                                                                                        • Universal Home Remote, 3-channel programmable Conveniently activates compatible devices such as garage door openers, security systems, and home automation devices from inside your vehicle May require additional optional equipment
                                                                                        • Power tilt and telescoping steering column, Allows the driver to adjust the steering wheel up or down, and the steering column forward or back Use the driver memory to save and recall memory settings Provides extra comfort when entering or exiting the vehicle May require additional optional equipment
                                                                                        • Ventilated driver and front passenger seats, Separate buttons on the climate control panel allow you to choose from 3 levels of fan circulation Individually controlled Cooling feature includes both seatbacks and cushions May require additional optional equipment
                                                                                        • Heated rear outboard seats, At the touch of a button you can warm the cushions and seatbacks Provide comfort in cold weather for passengers in the rear outboard seating positions May require additional optional equipment
                                                                                        • Wireless Charging, Uses induction technology for portable electronic devices Convenient charging location at the front of the center console Device may require optional case for phones that are compatible Customers can charge their smartphones while they drive without connecting to any cables May require additional optional equipment
                                                                                          Entertainment
                                                                                          • Wireless Apple CarPlay/Wireless Android Auto capability for compatible phones, Can use Apple CarPlay¹ and Android Auto² wirelessly Apple CarPlay vehicle user interface is a product of Apple and its terms and privacy statements apply. Requires compatible iPhone and data plan rates apply. Apple CarPlay is a trademark of Apple Inc. Siri, iPhone and Apple Music are trademarks for Apple Inc, registered in the U.S. and other countries. Vehicle user interface is a product of Google and its terms and privacy statements apply. To use Android Auto on your car display, you'll need an Android phone running Android 6 or higher, an active data plan, and the Android Auto app. Google, Android and Android Auto are trademarks of Google LLC.
                                                                                          • Wi-Fi® Hotspot capable, Terms and limitations apply. See onstar.com or dealer for details. May require additional optional equipment
                                                                                          • Steering-wheel mounted controls, Allow the driver to easily operate the audio system and phone interface controls May require additional optional equipment
                                                                                          • 13.4" diagonal GMC Premium Infotainment System with Google built-in, 13.4" diagonal GMC Premium Infotainment System with Google built-in, includes multi-touch display, AM/FM/SiriusXM¹ radio capable Bluetooth®2 streaming audio for music and select phones Wireless Apple CarPlay™ capability for compatible phones³ Wireless Android Auto™ capability for compatible phones⁴ Customize and manage entertainment and vehicle feature setting Use, control and manage select smartphone apps through the Infotainment system Voice-activated technology for phone
                                                                                          • SiriusXM with 360L Trial Subscription, With your trial subscription, new GM vehicles equipped with SiriusXM with 360L advance in-car technology will bring you closer to your favorite stars, artists, creators, hosts and athletes¹ SiriusXM with 360L transforms your ride with our most extensive and personalized radio experience on the road that lets you enjoy ad-free music, talk and news, live sports, comedy, podcasts and more Experience SiriusXM wherever you go in your vehicle and on the SiriusXM app with personalization features to make discovering your perfect entertainment easier than ever before
                                                                                          • Bluetooth®, Pair your compatible mobile phone to your vehicle's infotainment system¹ Place and receive hands-free phone calls Store your phone's contact list in the system to place an outgoing call quickly using the touch-screen display or voice command system With streaming audio capability, you can listen to files stored on your phone or Bluetooth digital media device
                                                                                          • Bose Premium Sound System, 7-speakers with Richbass® woofer Bose is renowned for expert sound engineering and high-quality audio and with premium speakers positioned throughout the cabin, you'll get rich, concert-like sound May require additional optional equipment
                                                                                            Mechanical
                                                                                            • External engine oil cooler, Heavy-duty air-to-oil cooler Helps prevent possible engine oil breakdown under heavy loads
                                                                                            • Automatic Stop/Start, At complete stops, when drivers keep their foot on the brake pedal, and under certain conditions, the engine shuts off When drivers remove their foot from the brake, the engine automatically restarts Under certain circumstances, the engine will not shut off at a complete stop This feature can be disabled with a switch on the center stack
                                                                                            • Cargo tie-downs (12)
                                                                                            • Pickup bed, Roll-formed high-strength steel
                                                                                            • External auxiliary transmission oil cooler, Heavy-duty air-to-oil cooler Helps provides optimal transmission performance even when operating under a heavy load or towing a trailer May require additional optional equipment
                                                                                            • 4-wheel antilock disc brakes, Help reduce wheel lockup and maintain steering control during hard braking on most slippery surfaces Duralife brake rotors have better resistance to corrosion to increase rotor life, minimize brake pulsation, and improve aesthetic appearance
                                                                                            • 3.23 rear axle ratio, May require additional optional equipment
                                                                                            • Heavy-duty 730 cold-cranking amps battery, 80 Amp-hr Maintenance-free with rundown protection and retained accessory power May require additional optional equipment
                                                                                            • Brake pad wear indicator
                                                                                            • Standard Suspension Package
                                                                                            • Single-speed Autotrac Transfer Case, 3 Transfer Case modes 2WD HI mode Vehicle operates in 2-wheel drive In this mode the transfer case & front driveline hardware are disengaged to improve fuel economy Suitable for routine driving on all road surfaces 4WD Auto mode 4WD Auto enables the transfer-case to provide the performance benefits of a full time active AWD system The 4WD Auto controls automatically adjust torque in response to parameters such as driver inputs, wheel slip control, vehicle dynamic state (understeer/oversteer) Ideal for wet or wintry conditions, but can be used on any road surface. Suitable for light off road usage 4WD HI mode Transfer case engages front driveline and power is transferred to both the front & rear axles In 4WD HI the transfer case clutch maintains higher preemptive torque levels for increased traction vs 4WD Auto Suitable for use on slippery road surfaces or off-road conditions such as deep sand, snow or rough terrain Terrain mode 4WD HI and provides improved low speed traction and vehicle control during off road driving
                                                                                            • Push Button Start
                                                                                            • Automatic locking rear differential, When the differential senses a significant difference in wheel speed, it locks to turn both rear wheels in unison for added traction The Eaton® Locker senses a difference in wheel speed of approximately 100 rpm
                                                                                            • Electric Power Steering, Electric, rack-mounted with variable assist Increases or decreases the amount of assist depending on the steering wheel angle The system delivers great on-center precision and confident performance at higher speeds Steering assist is greater during low-speed maneuvers, such as parking
                                                                                            • Aluminized stainless-steel muffler and tailpipe
                                                                                            • Capless fuel fill, Prevents paint scratches that can result from a tethered fuel cap Creates a tight seal around the fuel-pump nozzle when the nozzle is fully inserted
                                                                                            • Fully boxed frame, Hydroformed front section High-strength steel
                                                                                            • Single-outlet exhaust, May require additional optional equipment
                                                                                            • Black vertical recovery hooks, Two front frame-mounted¹
                                                                                            • Integrated trailer brake controller, Integrated with the antilock brake system (ABS) Helps provide measured brake force signaling to electric-controlled trailer brake systems Trailer gain and output are displayed in the Driver Information Center
                                                                                            • Engine block heater, Helps ease cold weather starts Heats the engine and engine block fluids
                                                                                            • Heavy-duty 850 cold-cranking amps battery, 95 Amp-hr Maintenance-free with rundown protection and retained accessory power May require additional optional equipment
                                                                                            • 10-speed automatic transmission with Electronic Precision shift and front bucket seats, Electronically controlled transmission with overdrive and Driver Shift Control Tow/Haul mode reduces shift cycling for better control and improved cooling when towing or hauling heavy loads Powertrain Grade Braking Automatically uses the engine and transmission to slow the truck to maintain desired speeds when driving downhill Reduces brake wear and increases vehicle control Cruise Grade Braking Downshifts automatically to slow the truck as it drives downhill if it exceeds the cruise set speed by a certain amount May require additional optional equipment
                                                                                            • 7,200 lbs. GVWR, When properly equipped; includes weight of vehicle, passengers, cargo and equipment
                                                                                            • 3.0L Duramax® Turbo Diesel engine, 305 hp [227 kW] @ 3750 rpm 495 lb-ft of torque [671 Nm] @ 2750 rpm Paired with a 10-speed automatic transmission
                                                                                            • Electronic Transmission Range Selector, Console mounted Includes steering column paddle shifters May require additional optional equipment
                                                                                            • 220-amp alternator, May require additional optional equipment
                                                                                              Safety
                                                                                              • 6 airbags, Dual-stage frontal airbags for driver and front outboard passenger¹ Seat-mounted side-impact airbags for driver and front outboard passenger¹ Head-curtain airbags for outboard seating positions¹ Includes front outboard Passenger Sensing System for frontal outboard passenger airbag and illuminates a status light that indicates whether the airbag is on or off¹
                                                                                              • Automatic Emergency Braking, Can help you avoid or reduce the severity of a collision with a detected vehicle you're following using camera technology¹ Can automatically provide hard emergency braking or enhance your hard braking Works at speeds between 5 and 50 mph May require additional optional equipment
                                                                                              • Following Distance Indicator, Displays the following time in seconds between your vehicle and a detected vehicle in front of you¹ Designed to help you maintain a safe following distance May require additional optional equipment
                                                                                              • Seat Belt Adjustable Guide Loops, Front row only
                                                                                              • Front Pedestrian Braking, At speeds between 5 and 50 mph, can help you avoid or reduce the severity of a collision with a pedestrian it detects directly in front of you¹ Provides pedestrian alerts and can automatically provide hard emergency braking or enhance driver's hard braking Limited nighttime and low visibility performance May require additional optional equipment
                                                                                              • StabiliTrak, electronic stability control system with traction control, Automatically helps enhance control, particularly during emergency maneuvers, by adjusting the brakes and engine torque to help you stay on your intended path Activates when vehicle sensors detect a difference between the driver's intended path and the direction the vehicle is actually travelling Includes Traction Control that detects wheel slippage and applies brake pressure and/or reduces engine power to help the driver maintain control when accelerating on wet or snow-covered roads Includes Brake Assist that senses how hard and fast a driver hits the brake pedal and gives extra braking assistance, if required Includes Trailer Sway Control Hill Start Assist
                                                                                              • Lane Keep Assist with Lane Departure Warning, Uses a brief steering wheel turn to alert you when it detects you are unintentionally drifting out of your lane lines¹ System alerts do not occur if you're using your turn signal, or it detects you may be intentionally leaving your lane You may receive additional Lane Departure Warning alerts if needed May require additional optional equipment
                                                                                              • Rear Seat Reminder, Helps to remind the driver to check the back seat(s) before leaving the vehicle¹ Activates when rear doors are opened and closed up to 10 minutes before or anytime while your vehicle is on Under certain conditions, once the vehicle is switched off, designed to sound audible chimes and display a visual message within the driver display Activates only once each time the vehicle is turned on and off, and would require re-activation on a second trip
                                                                                              • LED Daytime Running Lamps, Daytime Running Lamps automatically illuminate signature lighting
                                                                                              • Tire Pressure Monitoring System with Tire Fill Alert, Monitors the pressure in each tire and alerts you if there is a low-pressure condition in one or more of the tires¹ Provides visual and audible alerts outside the vehicle when inflating an under inflated tire to the recommended tire pressure Properly inflate tires to help optimize your vehicle's ride, handling and efficiency
                                                                                              • Forward Collision Alert, Warns you if it detects a potential collision with a detected vehicle you're following so you can take action¹ Can also provide a tailgating alert if you're following a vehicle much too closely May require additional optional equipment
                                                                                              • HD Rear Vision Camera, Shows high-resolution digital image of area directly behind your vehicle while in Reverse¹ Can help you park or avoid vehicles and objects You can also display an overlay of where your vehicle is heading Tailgate must be in the raised position for the HD Rear Vision Camera to operate properly May require additional optional equipment
                                                                                              • OnStar® services capable, See onstar.com for details and limitations. Services vary by model. Service plan required.
                                                                                              • Rear Seat Belt Indicator
                                                                                              • OnStar Basics, Drive confidently with core OnStar services including¹ Remote commands Built-in voice assistance Real-time traffic and navigation Automatic Crash Response
                                                                                              • Buckle to Drive, Helps remind the driver to buckle their seat belt before driving by preventing the vehicle from being shifted out of PARK temporarily when the driver's seat belt is not buckled The feature also reminds the front passenger to buckle up, if equipped
                                                                                              • Hitch Guidance, When in Reverse, displays a centered guideline on the Rear Vision Camera view¹ Can help you line up the hitch to your trailer When driving, lets you check the trailer using Rear Vision Camera view
                                                                                                Package
                                                                                                • GMC Pro Safety, Forward Collision Alert¹ Following Distance Indicator¹ Front Pedestrian Braking¹ Lane Keep Assist with Lane Departure Warning¹ Automatic Emergency Braking¹ Buckle to Drive¹ IntelliBeam¹ Safety Alert Seat¹ on AT4, AT4X, Denali and Denali Ultimate Enhanced Automatic Emergency Braking¹ is standard on Denali and Denali Ultimate²
                                                                                                • Trailering Package, Trailer hitch¹ Trailering hitch platform Includes a 2" receiver hitch, 4-pin and 7-pin connectors 7-wire electrical harness and 7-pin sealed connector for connecting your trailer's lights and brakes to your vehicle Hitch Guidance²
                                                                                                • SLT Convenience Package, Bucket seats Center console Heated and ventilated front seats USB ports¹ in center console Wireless Charging² Bose®3 Premium Sound System with Richbass® woofer Power Rake/ Telescoping steering column
                                                                                                • SLT Preferred Package, Adaptive Cruise Control¹ Power rear sliding window Universal Home Remote Heated rear outboard seats May require additional optional equipment
                                                                                                  Warranty
                                                                                                  • Corrosion: 3 Years/36,000 Miles, Rust-Through, 6 Years/100,000 Miles
                                                                                                  • Roadside Assistance: 5 Years/60,000 Miles, Sierra TurboMaxTM engines, 3.0L & 6.0L Duramax® Turbo-Diesel engines, and certain commercial, government, and qualified fleet vehicles: 5 years/100,000 miles
                                                                                                  • Drivetrain: 5 Years/60,000 Miles, Sierra TurboMaxTM engines, 3.0L & 6.0L Duramax® Turbo-Diesel engines, and certain commercial, government, and qualified fleet vehicles: 5 years/100,000 miles
                                                                                                  • Warranty: <<< Preliminary 2026 Warranty >>>
                                                                                                  • Basic: 3 Years/36,000 Miles
                                                                                                  • Maintenance: First Visit: 12 Months/12,000 Miles
                                                                                                    Options
                                                                                                    • GVWR, 7200 lbs. (3266 kg)
                                                                                                    • Rear axle, 3.23 ratio
                                                                                                    • SLT Preferred Package
                                                                                                    • SLT Convenience Package
                                                                                                    • Sunroof, power
                                                                                                    • Emissions, California state requirements
                                                                                                    • Engine, Duramax 3.0L Turbo-Diesel I6
                                                                                                    • Transmission, 10-speed automatic with Electronic Precision shift, electronically controlled
                                                                                                    • Sterling Metallic
                                                                                                    • Wheels, 18" x 8.5" (45.7 cm x 21.6 cm) 6-spoke machined aluminum
                                                                                                    • Bedliner, Spray-on

                                                                                                      Purchase Inquiry

                                                                                                      Silveira Healdsburg
                                                                                                      985 HEALDSBURG AVE HEALDSBURG CA 95448-3401 US
                                                                                                      Hours & Map

                                                                                                        * = required

                                                                                                        Contact Information
                                                                                                          All Vehicles Not available with special finance or lease offers.* Price includes applicable rebates please see dealer for details. Prices do not include government fees and taxes, any finance charges, any dealer document processing charge, any electronic filing charge and any emission testing charge. While every reasonable effort is made to ensure the accuracy of this information, we are not responsible for any errors or omissions contained on these pages. Your actual price is subject to change based on current manufacturer pricing at time of delivery. Please verify any information in question with Silveira Automotive Group. All prices plus government fees and taxes, any finance charges, dealer document preparation charge, and tire recycling fee. Picture may not represent actual vehicle. See Dealer for in-stock inventory & actual selling price. Dealer trade fee may apply. Vehicle may be in transit. Contact dealer to confirm availability date. All Vehicles MPG estimates on this website are EPA estimates; your actual mileage may vary. For used vehicles, MPG estimates are EPA estimates for the vehicle when it was new. The EPA periodically modifies its MPG calculation methodology; all MPG estimates are based on the methodology in effect when the vehicles were new (please see the “Fuel Economy” portion of the EPA’s website for details, including a MPG recalculation tool). The features and options listed are for the new 2026 GMC Sierra 1500 and may not apply to this specific vehicle.

                                                                                                          New 2026 Gray GMC SLT Sierra 1500 for Sale in Sonoma County, VIN = 3GTUUDE85TG171371

                                                                                                          If you're looking for a GMC Sierra 1500 for sale in Sonoma County come to Silveira Healdsburg to buy or lease this Sierra 1500.

                                                                                                          Silveira Healdsburg has it for sale, and we have great lease deals on it too. Find a Sierra 1500 in the color and with the options you're looking for.

                                                                                                          See above for more information and call us at (877) 891-4352 so we can answer any questions or to schedule a test drive.