2005 GMC Envoy Owner's Manual - Page 378

Headlamps, Front Turn Signal, Sidemarker, and Parking Lamps To replace a headlamp, front turn signal/parking or sidemarker bulb, do the following: 1. Open the hood. Hood Release on page 5-11 for more information. 2. Lift the inner quick release clips. 3. Pull the headlamp assembly away from the vehicle. 4. Remove the cover from the headlamp bulb. 5. Disconnect the wiring harness. 6. Remove the bulb that needs to be replaced by turning the socket counterclockwise. 7. Replace the old bulb with a new one. 8. Reinstall by reversing Steps 1 through 6. Taillamps, Turn Signal, and Stoplamps To replace a stoplamp/taillamp or turn signal bulb, do the following: 1. Open the liftgate. See Liftgate/Liftglass on page 2-13 for more information. 2. Remove the two screws from the taillamp assembly. 3. Pull the assembly away from the vehicle. 5-46