Answer

OK. This should do the job.

Tail/Turn Signal Lamp Replacement

Removal Procedure

1. Ensure that the headlamp switch is in the OFF position.
2. Open the endgate/liftgate.
3. Avalanche model shown.
   
   

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4. Remove the 2 screws retaining the tail/turn signal lamp assembly to the body.
5. Identify the bulb in need of replacement.
   • The top bulb is a parking lamp and stop lamp
   • The center bulb is a turn indicator lamp
   • The lower bulb is a backup lamp
6. Rotate the bulb socket 1/4 turn counter-clockwise in order to remove the bulb sockets from the tail/turn lamp assembly.
7. Remove the bulbs from the sockets by pulling out the bulbs.

Installation Procedure

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1. Install the bulb into the socket.
2. Install the bulb socket to the tail/turn lamp assembly by rotating the socket 1/4 turn clockwise.

   Install the tail/turn signal lamp assembly to the vehicle with the 2 screws. Tighten

3. Tighten the screws to 1.6 N·m (14 lb in).

4. Close the endgate/liftgate.
5. Inspect the operation.

I hope this helps. Please let me know how it goes or if you have more questions.

Take Care, Greg A.

Expert:	Greg A
Pos. Feedback:	99.7 %
Accepts:
Answered:	6/6/2008

Master Troubleshooter

Working with Electronics & Cars for 25+ Years