Certified 2026 GMC Sierra 1500 4WD Crew Cab 147 AT4X â" EcoTec3 6.2L V-8 with 10-speed automatic; premium unleaded, cylinder deactivation, 420 HP â" powerful V8 performance with modern automatic shifting and competitive fuel efficiency for its class. This certified model may reflect recent market pricing adjustments, so act quickly to lock in current value and dealer incentives before inventory shifts.
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


