Front Turn Signal And Sidemarker Lamps; Taillamps And Turn Signal Lamps - GMC Envoy 2003 Owner's Manual

Front Turn Signal and Sidemarker
Lamps
Follow the same procedure listed for headlamp removal
earlier in this section. Replace the turn signal or
sidemarker bulb instead.

Taillamps and Turn Signal Lamps

1. Open the liftgate.
3. Pull the assembly away from the vehicle.
2. Remove the two
screws from the lamp
assembly.
4. Unclip the wiring harness (A) and remove the three
socket retaining screws (B).
5. Remove the socket by releasing the retaining tabs.
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 and screws.
9. Reconnect the wiring harness.
10. Reinstall the lamp assembly and tighten the screws.
11. Close the liftgate.
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