Review: Comparing the new 2021 GMC Canyon and Sierra AT4

For this model year, GMC added the AT4 package to the midsized Canyon pickup truck, bringing that truck into line with the GMC lineup of trucks and SUVs. We drove both pickups in this package and found them to be very different. One person’s AT4 is not another’s.

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Read the comparison review at NewAtlas.com.

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