2026 GMC Sierra 1500 SLT Truck EcoTec3 V8
- Certified vehicle
The full specifications
- 1st and 2nd row curtain head airbags
- 4-wheel ABS Brakes
- ABS and Driveline Traction Control
- Anti-theft alarm system
- Audio controls on steering wheel
- Automatic front air conditioning
- Auxiliary Engine Cooler : Yes
- Auxiliary Transmission Cooler : Yes
- Bluetooth wireless phone connectivity
- Braking Assist
- Climate Controlled : Driver and passenger heated
- Compass
- Cruise control
- Cruise controls on steering wheel
- Daytime running lights
- Driver seat memory
- Driver's side electrochromatic auto-dimming mirrors
- Dual front air conditioning zones
- Dual illuminated vanity mirrors
- Dual reverse tilt mirrors
- Electrochromatic rearview mirror
- External temperature display
- Fold-up cushion rear seats
- Front Ventilated disc brakes
- Front and rear reading lights
- Front fog/driving lights
- Front split-bench
- Fuel Consumption: City: 15 mpg
- Fuel Consumption: Highway: 18 mpg
- Heated driver mirror
- Heated passenger mirror
- Heated steering wheel
- Integrated Navigation System : with voice activation
- Leather seat upholstery
- Leatherette steering wheel trim
- Machined aluminum rims w/ painted accents
- Memorized Settings for 2 drivers
- Memorized Settings including door mirror(s)
- OnStar
- Passenger Airbag
- Power remote w/tilt down driver mirror adjustment
- Power remote w/tilt down passenger mirror adjustment
- Power retractable mirrors
- Power windows
- Premium GMC Infotainment System
- Privacy glass: Deep
- Radio Data System
- Rear seats center armrest
- Remote Engine Start : Keyfob remote start
- Remote power door locks
- Remote window operation
- Side airbag
- Simulated wood/metal-look dash trim
- Simulated wood/metal-look door trim
- SiriusXM with 360L AM/FM/Satellite Radio
- SiriusXM with 360L Satellite Radio
- Speed-proportional electric power steering
- Split rear bench
- Stability controll with anti-roll
- Suspension class: Regular
- Tachometer
- Tilt and telescopic steering wheel
- Total Number of Speakers: 6
- Trailer hitch
- Trip computer
- Urethane shift knob trim
- Video Monitor Location: Front
- Wheel Diameter: 18
- Wheel Width: 8.5
Notes from the dealer
SLT Premium Plus Package brings elevated materials and convenience that make long drives more relaxing and give the Sierra a refined, upscale presence without changing its hardworking DNA.
SLT Convenience Package focuses on everyday easeâ"enhancing comfort and in-cab amenities so daily commutes and weekend drives feel more effortless and connected.
ProGrade Trailering System simplifies towing chores with advanced guidance and diagnostics, helping you hook up and manage trailers with greater confidence and less guesswork.
Sierra Safety Plus Package layers in additional camera coverage and active warnings so you get broader visibility and smarter alerts when maneuvering or towing in tight spaces.
SLT Preferred Package adds thoughtful extras that improve daily usability, from heated seating to integrated conveniences that reduce hassle on the road.
Preferred Equipment Group 4SA outfits the truck with signature exterior styling and entertainment options that keep your cabin engaging and travel-ready.
Black Badging Package gives the Sierra a bolder, more modern look for buyers who prefer a stealthier aesthetic without sacrificing capability.
Wireless Apple CarPlay and Android Auto let you access navigation, calls and music seamlessly from your phone so you stay connected without fumbling for cords.
Adaptive cruise control with traffic stop-go acts like a calm co-pilot on highways and in congestion by maintaining a safe following distance and pausing when traffic stops.
Forward collision mitigation and rear collision mitigation work together to detect imminent impacts and intervene, helping reduce the chance or severity of a crash from either direction.
Front pedestrian impact prevention adds another layer of protection by actively monitoring for people ahead and taking steps to avoid potential collisions.
Lane departure prevention helps keep the Sierra centered in its lane, applying corrective measures if an unintended drift is detected to support safer highway driving.
Brake assist increases emergency stopping capability by recognizing panic braking and delivering additional braking force when you need it most.
Ventilated front seats provide quick cooling comfort on warm days so you and your front passenger settle in faster and stay comfortable on long runs.
With robust
Peace of mind
Vehicle history report
- Title information
- Odometer readings
- Accident data (if applicable)
- Service history
- Vehicle usage
- Recall information (if applicable)
- Warranty status


