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2024 GMC Sierra 1500 Crew Cab
AT4 Pickup 4D 6 1/2 ft
38,717 miles
Includes:$3,960 in factory upgrades
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Why You’ll Love This Sierra 1500

Slotted above SLT and below the Denali and AT4X in the Sierra 1500 lineup, the AT4 delivers an off-road‑focused, premium spec within the range. Bringing everyday usability with trail-ready confidence, this truck features a 2-inch factory lift with off-road suspension and Rancho monotube shocks, ventilated front seats for year-round comfort, and a 13.4-inch infotainment touchscreen with wireless Apple CarPlay and Android Auto.

Technology Package

Originally valued at $1,525, this package provides a Multicolor 15-inch Diagonal Head-Up Display, a Bed View Camera and a Rear Camera Mirror for enhanced situational awareness.

AT4 Premium Package

Originally valued at $945, this package adds an Off-Road High Clearance Step, a Power Sliding Rear Window with Rear Defogger and a Universal Home Remote for convenience.

Power Sunroof

Originally valued at $995, the power sunroof opens the cabin to natural light and fresh air with the touch of a button.

Onyx Black paint

Originally valued at $495, the Onyx Black paint provides a deep, glossy finish that enhances the vehicle's exterior presence.

Enhanced off-road clearance

A factory-installed 2-inch lift and specialized off-road suspension provide increased ground clearance and improved articulation for tackling rugged trails.

Cooling comfort

Circulates air through the front seat cushions, providing cooling comfort during warmer weather conditions.

High-torque diesel capability

Delivers robust 305 HP and 495 lb-ft through the 3.0L Duramax Turbo-Diesel I6 engine, 10-speed automatic transmission and 4WD, equipped with a two-speed Autotrac transfer case and automatic locking rear differential for serious towing and off-road prowess.

Adventure-ready engineering

The AT4 trim is purpose-built for off-road adventures, combining specialized hardware with premium comfort for challenging terrain.

Advanced digital cockpit

Features a 13.4-inch diagonal infotainment touchscreen with wireless Apple CarPlay and Android Auto, paired with a 12.3-inch diagonal digital driver information center for comprehensive vehicle data and seamless smartphone integration.

Responsive off-road damping

Rancho monotube shocks provide consistent damping performance and improved handling over varied terrain, enhancing both ride comfort and control.

Warmth in colder climates

Heated front seats provide adjustable warmth in colder driving conditions.

Premium leather seating

Perforated leather seating surfaces in the front offer a refined look and feel, contributing to the cabin's upscale ambiance.

Distinctive interior styling

The cabin features a unique Jet Black interior scheme with Kalahari accents for a sophisticated and rugged aesthetic.

Controlled downhill capability

Hill Descent Control automatically maintains a set low speed when descending steep grades.

Comprehensive safety assistance

The GMC Pro Safety suite includes forward collision alert, automatic emergency braking, front pedestrian braking, lane keep assist with lane departure warning and a following distance indicator.

18-inch machined aluminum wheels

Machined aluminum wheels measuring 18 inches provide a balanced combination of strength and reduced unsprung weight for improved handling and ride quality.

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