These days, GMC offers six vehicles with the AT4 package: three SUVs and three pickups, including the Canyon, Sierra 1500, and Sierra HD (Heavy Duty). While each truck has its own flavor of AT4 ...

Next, Adaptive Cruise Control (KSG) becomes standard on AT4 and Denali trims ... We expect the current-generation GMC Sierra HD to be available for the 2026 and 2027 model years, at which point ...

Get an online offer in 2 minutes using our Sell My Car tool. Actual price and payments may be different due to local rebates, specials, fees, and credit qualifications. Consult your dealer for actual ...

Since I haven’t (yet) been gifted with a loaded trailer, I really don’t have a need for a heavy-duty pickup truck. The GMC Sierra 2500 AT4 is not for me for that reason alone. If you need the ...

Standard equipment includes the features that come with this vehicle. Select Your Options Choose options to include in this vehicle value. For the most accurate pricing and values on new or used ...

Electric 2020 GMC Sierra 2500HD AT4 on Track at Speed In-cab video clip of Magna's 2020 GMC Sierra 2500 BEV being driven at speed on the 1.5-mile road course at M1 Concourse. Related Videos ...

*Estimated payments are calculated by Cars.com and are for informational purposes only. We’ve estimated your taxes based on your provided ZIP code. These estimates do not include title ...

Lamps, cargo area cab mounted integrated with centre high mount stop lamp, with switch in bank on left side of steering wheel LED Cargo Area Lighting located in cargo bed activated with switch on ...

Prequalify now It only takes a few minutes and won't affect your credit. The 2024 GMC Sierra 1500 AT4 price depends on several factors, including optional features, mileage, vehicle history and ...

Please use care in your use of the information provided. How much horsepower and torque does a 2025 GMC Sierra 2500HD Pro Regular Cab Long Box have? The 2025 GMC Sierra 2500HD Pro Regular Cab Long ...

Please use care in your use of the information provided. How much horsepower and torque does a 2024 GMC Sierra 2500HD Pro Regular Cab Long Box have? The 2024 GMC Sierra 2500HD Pro Regular Cab Long ...