New 2025 GMC Sierra 1500 AT4

Description for 2025 GMC Sierra 1500 AT4 Truck

The 2025 GMC Sierra 1500 AT4 blends off-road capability with luxury-focused amenities and advanced towing technologies. Designed for those who require rugged performance without compromising on modern comfort and tech, this full-size pickup is equipped with a powerful 6.2L EcoTec3 V8 engine mated to a 10-speed automatic transmission and features a standard 4WD system for enhanced traction in challenging terrain.

Key off-road enhancements include Hill Descent Control, a heavy-duty air filter, an auto-locking rear differential, and off-road high-clearance assist steps. The AT4 Premium and Preferred Packages also contribute to the vehicles dual-purpose nature, offering both trail readiness and refined upgrades. A trailering-focused setup includes an integrated trailer brake controller, Hitch Guidance with Hitch View, Trailer Camera Provisions, and the In-Vehicle Trailering System App. The Trailer Side Blind Zone Alert and Rear Cross Traffic Braking help enhance visibility and safety during towing maneuvers.

Interior comfort is emphasized with Jet Black leather seating with Kalahari accents and features such as heated and ventilated front seats, heated outboard rear seats, and a power-adjustable steering column. The cabin integrates advanced technology, including a multicolor 15-inch Head-Up Display, a Rear Camera Mirror, and HD Surround Vision, delivering greater awareness both on and off the road.

Connectivity and infotainment are well covered with wireless charging, Wi-Fi hotspot capability, Apple CarPlay and Android Auto compatibility, and a premium Bose seven-speaker sound system. The vehicle also includes multiple USB ports and 120-volt power outlets inside and in the bed for powering gear or tools on the go.

Additional equipment includes a power sliding rear window with defogger, deep-tinted glass, perimeter lighting, LED cargo area lighting, remote start, and ultrasonic front and rear park assist. The bed is protected by a spray-on liner with a GMC logo, while the exterior sports bold styling elements like red recovery hooks and a black chrome grille insert.

The AT4 trim balances daily drivability with authentic off-road capability, offering premium-level refinement and utility for drivers seeking a truck equally suited to work, adventure, and family use.

This vehicle is also backed by the Walt Massey 3 Day Money Back Guarantee. If for any reason you decide its not the right fit, you may return it to the dealership within three business days before 5 p.m. CST, provided the vehicle remains in like-new condition and has been driven fewer than 300 miles. If it exceeds 300 miles, a fee of \$1.00 per additional mile will apply.

Not all rebates may apply. Some rebates are not compatible with other rebates. Offers are subject to change. See dealer for details. Price includes: $2500 - Buick and GMC Purchase Loyalty Program. Exp. 06/02/2025 $2750 - Buick & GMC Consumer Cash Program. Exp. 06/02/2025 $500 - GM Military Cash Allowance Program. Exp. 01/02/2026