Filed under: GMC,Truck,Off-Road,Performance Continue reading 2021 GMC Canyon AT4 will offer an Off-Road Performance Edition Package 2021 GMC Canyon AT4 will offer an Off-Road Performance Edition Package originally appeared on Autoblog on Wed, 29 Jan 2020 08:45:00 EST. Please see our terms for use of feeds. Permalink | Email this | Comments Continue reading...