2012 GMC Canyon Owner's Manual - Page 275

Vehicle Care 10-39 Engine Compartment Fuse Block To remove the cover, push in on the tab on the end of the cover and lift. To reinstall the cover, line up the tab and push down on the cover until the tab clicks into place. Notice: Spilling liquid on any electrical component on the vehicle may damage it. Always keep the covers on any electrical component. The engine compartment fuse block is located on the driver side of the engine compartment. See Engine Compartment Overview on page 10‑6 for more information on location.