
2026 GMC Sierra 1500 AT4X Truck EcoTec3 V8
- Certified vehicle
The full specifications
- 1st and 2nd row curtain head airbags
- 4-wheel ABS Brakes
- ABS and Driveline Traction Control
- Adaptive cruise control
- Aluminum/genuine wood door trim
- Anti-theft alarm system
- Audio System Premium Brand Speakers: Bose
- Audio controls on steering wheel
- Bluetooth wireless phone connectivity
- Braking Assist
- Bucket front seats
- Climate Controlled : Driver and passenger heated
- Compass
- Cruise controls on steering wheel
- Daytime running lights
- Driver seat memory
- Driver's side electrochromatic auto-dimming mirrors
- Dual illuminated vanity mirrors
- Dual reverse tilt mirrors
- Electrochromatic rearview mirror
- Engine block heater
- Express open/close glass sunroof
- External temperature display
- Fold-up cushion rear seats
- Front Ventilated disc brakes
- Front and rear reading lights
- Front fog/driving lights
- Fuel Consumption: City: 19 mpg
- Fuel Consumption: Highway: 20 mpg
- Genuine wood/metal-look dash trim
- Heated driver mirror
- Heated passenger mirror
- Heated steering wheel
- Integrated Navigation System : with voice activation
- Intercooled Turbo
- Leather seat upholstery
- Leather steering wheel trim
- Memorized Settings for 2 drivers
- Memorized Settings including door mirror(s)
- Metal-look center console trim
- Metal-look shift knob trim
- 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
- Silver aluminum rims
- SiriusXM with 360L AM/FM/Satellite Radio
- SiriusXM with 360L Satellite Radio
- Speed Sensitive Audio Volume Control
- Split rear bench
- Stability controll with anti-roll
- Surround Audio
- Tachometer
- Tilt and telescopic steering wheel
- Total Number of Speakers: 12
- Trailer hitch
- Transmission gear shifting controls on steering wheel
- Trip computer
- Video Monitor Location: Front
- Wheel Diameter: 18
- Wheel Width: 8.5
Notes from the dealer
Preferred Equipment Group 4SG enhances the truckâs overall value by bundling desirable convenience and style updates, giving you ready-to-use capability and refined exterior touches that elevate daily driving and ownership.
Wireless Apple CarPlay and Android Auto keep your phone apps, navigation and messaging accessible without cables, so you stay connected on the road while minimizing distractions.
Forward collision mitigation watches the traffic ahead and prepares the vehicle when a sudden stop is detected, helping reduce the chance or severity of a crash and giving you an extra layer of reassurance on busy roads.
Front pedestrian impact prevention adds an attentive safety layer that continuously scans for people in front of the truck and can take action to avoid or lessen pedestrian collisions, improving urban and suburban safety.
The built-in mobile hotspot lets passengers connect tablets and laptops to the internet through the truckâs private Wi-Fi, so long drives and work-on-the-go are more productive and enjoyable.
A rear camera supplies a clear view of whatâs behind the vehicle, making parking, hitching and reversing simpler and safer by reducing blind spots.
Lane departure prevention helps you maintain lane position by taking corrective action if the truck begins to drift, offering an added safety net during long drives or moments of inattention.
Rear collision mitigation continuously monitors the area behind the Sierra and can ready countermeasures if a rear impact becomes likely, helping protect occupants and lessen damage in a sudden situation.
Adaptive cruise control with traffic stop-go manages speed and distance for you in flowing traffic, including bringing the truck to a stop and resuming as traffic moves â" ideal for highway commutes and congested conditions.
The head-up display projects key driving information onto the windshield so you can keep your eyes on the road while monitoring speed and vehicle data, improving focus and convenience.
Predictive brake assist readies braking force when a collision risk is detected, improving stopping response when you need to brake hard and enhancing overall safety.
This Certified 2026 GMC Sierra 1500 AT4X pairs stout V8 capability with advanced driver aids and connectivity, creating a comfortable, safer, and more capable full-size truck. With the Preferred Equipment Group 4SG and the suite of modern safety and convenience features, this Sierra is well-equipped for both work and weekend
Peace of mind
Vehicle history report
- Title information
- Odometer readings
- Accident data (if applicable)
- Service history
- Vehicle usage
- Recall information (if applicable)
- Warranty status

