2023 GMC Sierra AT4X Review: Understated
The Truth About Cars
JUNE 8, 2023
I don’t know that I personally have a need for something as large as the current batch of full-size half-ton trucks like this 2023 GMC Sierra AT4X. The AT4 had been the top-trim choice for Sierra buyers who preferred a butch style rather than the bling of a Denali, but now X gon’ give it to ya with even more off-road capability.
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