2025 GMC Sierra 2500

10-Speed Automatic, 4WD, Jet Black With Kalahari Accents Leather. Clean CARFAX. CARFAX One-Owner.

We price our cars to be competitive so there's no haggling to get a good deal. Valley GMC. Where you're a neighbor, not a number.

Volcanic Red Tintcoat. Premium Off-Road Power. Serious Trailering Capability.

If you’ve been searching for a 2025 GMC Sierra 2500HD AT4 for sale in Auburn WA, this heavy-duty truck delivers the perfect combination of rugged off-road capability, advanced towing technology, and premium interior comfort.

Finished in Volcanic Red Tintcoat, this AT4 stands out with bold styling, off-road hardware, and the unmistakable confidence of GMC’s heavy-duty lineup. With 4WD, off-road suspension, a 2-speed active transfer case, and the X31 Off-Road Package with Hill Descent Control, it’s built to handle challenging terrain while staying composed on the highway.

Paired with the 10-speed automatic transmission, this Sierra 2500HD provides smooth power delivery whether you’re towing, hauling, or heading into the mountains.

Built for towing - this AT4 is ready for heavy-duty work with the Max Trailering Package and Gooseneck/5th Wheel Prep Package, making it ideal for trailers, equipment, or RVs.

Trailering technology includes:
• Hitch Guidance with Hitch View
• In-Vehicle Trailering System App
• Bed View Camera with trailer camera provisions
• Trailer Viewing Software
• Trailer Side Blind Zone Alert
• Integrated trailer camera capability

The spray-on GMC bedliner, LED cargo lighting, rear wheelhouse liners, and power sliding rear window make the bed just as practical as the cab.

Inside, the AT4 combines rugged design with premium materials and thoughtful upgrades.

The Jet Black leather interior with Kalahari accents includes:
• Heated and ventilated front seats
• Heated second-row outboard seats
• Heated steering wheel
• 10-way power driver and passenger seats with lumbar support
• Driver memory settings

Dual-zone automatic climate control, a floor-mounted center console, premium floor liners, and a power sunroof from the AT4 Premium Plus Package create a comfortable and refined cabin.

Power-retractable black assist steps make getting in and out easier while maintaining the truck’s bold AT4 stance.

Technology That Keeps You Connected - The Sierra AT4 includes GMC’s Premium Infotainment System with:
• Apple CarPlay and Android Auto
• Wireless phone projection
• Wireless charging
• SiriusXM with 360L
• Steering wheel mounted controls

The Technology Package adds even more advanced features, including:
• Multicolor 15-inch Head-Up Display
• Auto-dimming rear camera mirror
• HD Surround Vision

The Bose premium 7-speaker sound system provides clear, immersive audio throughout the cabin.

Advanced Safety and Driver Assistance - This Sierra is equipped with modern safety technology to help keep you aware on the road.

Driver assistance features include:
• Automatic Emergency Braking
• Forward Collision Alert
• Front Pedestrian Braking
• Lane Departure Warning
• Following Distance Indicator
• Rear Cross Traffic Alert
• Ultrasonic front and rear park assist
• IntelliBeam automatic high beams

Combined with traction control, Electronic Stability Control, and multiple airbags, these systems help provide added confidence behind the wheel.

If you’re comparing heavy-duty trucks near Kent, Tacoma, or searching “GMC Sierra 2500HD AT4 near me,” this one stands out with capability, technology, and premium design:
? Volcanic Red Tintcoat exterior
? Max Trailering Package with gooseneck prep
? AT4 off-road capability with X31 package
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