Several GMC trucks and SUVs have an AT4 trim. We explain what that means and what comes with that package in GMC's trucks.

The countdown is on for the new 2025 GMC Yukon, due out at the end of the year. GMC's flagship SUV gains some nice interior ...

Notably, the AT4X is still expected to receive a different interior from the standard AT4.The Obsidian Rush interior ...

The GMC AT4 subbrand has been quickly expanding ever since it ... and door cards. The standard AT4 interior is Jet Black and Timber (brown) with either CoreTec or leather seat trim. Since the AT4X AEV ...

GMC has just revealed changes to the 2025 GMC Canyon AT4 lineup. The AT4X trim is no longer offered as a standalone model and ...

For reference purposes, these trim levels include the Pro, SLE, SLT, AT4, AT4X, Denali and range-topping Denali Ultimate trims. These trims get anywhere from one to four GMC Sierra HD interior ...

The Yukon Denali comes with standard 16-way powered heated and ventilated massaging front seats; the Ultimate can be ordered ...

The 2025 GMC Yukon gains modern looks inside-out, and a new AT4 Ultimate trim. The overhauled interior has a 16.8-inch infotainment, and more technology features. A more potent 3.0-liter diesel is ...

1st and 2nd row all-weather floor liners, LPO, (RIB) 3rd row all-weather floor liners, LPO and (CAV) all-weather cargo mat, LPO. Not available with (PDH) Interior Protection Package, LPO.) ...

The 2020 GMC Acadia AT4 is the latest member of the family ... There are several unique interior treatments as well, including “AT4” embroidery on the seats, regardless of whether you go ...

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GMC's flagship SUV gains some nice interior and tech upgrades, as well as its first-ever AT4 Ultimate trim. GMC says its introduction is timed to celebrate the fifth anniversary of GMC's AT4 sub ...