GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

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

  4. Object Number: 741545  Size: SH
  5. Remove the 2 screws retaining the tail/turn signal lamp assembly to the body.
  6. Identify the bulb in need of replacement.
  7. • 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
  8. Rotate the bulb socket 1/4 turn counter-clockwise in order to remove the bulb sockets from the tail/turn lamp assembly.
  9. Remove the bulbs from the sockets by pulling out the bulbs.

Installation Procedure


    Object Number: 741545  Size: SH
  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.
  3. Notice: Refer to Fastener Notice in the Preface section.

  4. Install the tail/turn signal lamp assembly to the vehicle with the 2 screws.
  5. Tighten
    Tighten the screws to 1.6 N·m (14 lb in).

  6. Close the endgate/liftgate.
  7. Inspect the operation.