Take a quick look around the 2026 GMC Canyon AT4, a midsize GMC pickup designed to add a more rugged, off-road-oriented setup to the Canyon lineup. This walkaround covers the Canyon AT4 exterior, interior, truck bed, technology and some of the details that differentiate the AT4 from the Canyon Elevation, AT4X and Denali. Shop our GMC Canyon inventory: shorturl.at/ItsVy Have questions about the Canyon AT4 or another GMC truck? Call Dave Sinclair Buick-GMC at (314) 842-4200. Find new GMC Canyon trucks at Dave Sinclair Buick-GMC in St. Louis, Missouri. #GMCCanyon #CanyonAT4 #GMCAT4 #MidsizeTruck #GMCTrucks New Buick & GMC Inventory: bit.ly/4dUguGq Used Cars & Trucks: bit.ly/4bV3cXD Custom Trucks & SUVs: bit.ly/4s3tKfn Contact our team: davesinclairbuickgmc.com/contactus.aspx Dave Sinclair Buick GMC is located in St. Louis, Missouri and specializes in new Buick and GMC vehicles, used cars and trucks, GMC Yukon, GMC Sierra 1500, Sierra H...