2008 GMC Envoy Owner's Manual - Page 346

5. Remove the socket plate. 6. Holding the socket, pull the bulb to release it from the socket. 7. Push the new bulb into the socket until it clicks. 8. Reinstall the socket plate and tighten the three screws. 9. Reconnect the wiring harness. 10. Reinstall the taillamp assembly by lining up the locator pins with the retainers in the body of the vehicle. 11. Reinstall the two screws and tighten. 12. Close the liftgate. 4. Unclip the wiring harness (A) and remove the three socket retaining screws (B). 5-52