2010 GMC Canyon Extended Cab Owner's Manual - Page 328

Front Turn Signal, Parking and Daytime Running Lamps (DRL) To replace one of these bulbs: 1. Open the hood. See Hood Release on page 6-11. 5. Push the new bulb into the socket until it clicks. 6. Push the bulb socket straight into the lamp assembly and turn it clockwise to secure. Center High-Mounted Stoplamp (CHMSL) To replace the CHMSL bulb: 1. Remove the two screws and lift off the lamp assembly from the vehicle. 2. Reach in to access either one of the bulb sockets in the engine compartment. 3. Turn the bulb socket counterclockwise and remove it from the lamp assembly. 4. Holding the socket, pull the old bulb to release it from the bulb socket. 6-52 2. Turn the bulb socket counterclockwise and remove it from the lamp assembly. 3. Holding the socket, pull the bulb to release it from the socket. 4. Push the new bulb into the socket until it clicks. 5. Insert the bulb socket into the lamp assembly and turn it clockwise to secure. 6. Reinstall the lamp assembly and tighten the screws.