2023 GMC Sierra Denali Ultimate and AT4X First Drive: For Those Who Want More : 2023 GMC Sierra AT4X
We went to California to drive the 2023 GMC Sierra, in its Denali Ultimate version, but especially in its new AT4X iteraion, designed for those who want more than the AT4 variant. Here is our first drive review of the revised 2023 model.
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