2025 GMC Sierra 3500 HD AT4 w/Premium Plus Package

• Apple CarPlay


• Crew Cab


• Premium Sound System


• Leather Seats


• Head-Up Display


• Lane Departure Warning


• Remote Start


• Keyless Ignition


• Adaptive Cruise Control


• Technology Package


• Cooled Seats

This 2025 GMC Sierra 3500HD AT4 with the Premium Plus Package is built for buyers who need serious towing strength, a comfortable cabin, and the confidence of 4 Wheel Drive. It’s a smart fit for drivers who haul equipment, tow large trailers, or want a heavy-duty pickup that can handle work during the week and long-distance travel on the weekend.

Under the hood, the Duramax 6.6L turbo-diesel V8 is paired with an Allison 10-speed automatic transmission, giving this truck the kind of power and control heavy-duty shoppers expect. The gooseneck/5th wheel prep package, exhaust brake, tow hitch, and tow hooks make it especially appealing for trailering. Inside, the Crew Cab layout, leather seats, heated and cooled front seats, heated rear seats, premium sound system, and remote start help make this Sierra more comfortable for daily use.

The Technology Package adds useful modern features like the rear camera mirror and head-up display, while Apple CarPlay, navigation, a wireless hotspot, and a premium GMC infotainment system keep you connected on the road. Safety and driver-assist features such as lane departure warning, adaptive cruise control, blind spot monitoring, cross-traffic alert, and front collision mitigation add extra peace of mind.

Shoppers comparing this truck may also be looking at the Ford Super Duty, Ram 3500, or Chevrolet Silverado 3500HD. This Sierra stands out with its AT4 off-road styling and well-equipped interior, making it a strong choice in the heavy-duty segment.

Finished in Summit White, one of the most desirable colors, this truck also represents a great value for the money at its current price. STG Auto Group offers a strong opportunity to buy a capable, well-equipped heavy-duty diesel pickup from a dealership focused on helping customers find the right truck for their needs.

Information regarding vehicles, features, specifications, availability, and equipment is believed to be accurate but should be independently verified. Vehicles are subject to prior sale.

The advertised Total Price is the actual vehicle price available to all consumers and includes all dealer-required charges, including the dealer document processing charge and applicable dealer smog testing charge. The advertised Total Price excludes only taxes and fees that a government requires the purchaser to pay, including applicable sales or use tax, vehicle registration and title fees, and other government-required charges.

Optional products and services are not required to purchase the vehicle and are additional only if voluntarily selected by the purchaser. Finance charges, if any, are additional and depend on the financing terms for which the purchaser qualifies.