Actual terms vary by lender. Truck was bought specifically to our travel trailer. We have to wait for 1000 break in before we can tow the trailer. So far the truck is very quiet, smooth running ...

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2021 GMC Sierra 1500 4WD Crew Cab AT4 Video Review: MotorTrend Buyer's Guide Since 1998 the Sierra has been GMC's bread and butter pickup. Is the Sierra the best full size truck on the market?

When you want to go off-road, uptown-style, GMC supports that vision with a rugged line of trucks and SUVs packaged under the AT4 label, or All-Terrain 4WD. These mighty vehicles are off-road ...

Back in 2019, GMC began rolling out the AT4 trim package for Sierra and, by 2021, for the previous generation ... AT4X is GMC off-road turned up to 11. Each truck comes outfitted with gear ...

Prices shown for the used 2021 GMC Yukon XL Utility 4D AT4 AWD with NaN miles are what people paid to buy this vehicle or what people received when trading in this vehicle at a dealer. Edit options.

DETROIT -- An issue with a transmission control valve in several trucks and SUVs led General Motors to announced a recall ...

The GMC brand still carries enough clout in the truck world to justify the mid-size ... The ProGrade Trailering System is now standard on Elevation, AT4, and Denali, the Safety Plus Package ...