GM Service Manual Online
For 1990-2009 cars only

Tail/Turn Signal Lamp Replacement Except Stepside

Removal Procedure

  1. Ensure that the headlamp switch is in the OFF position.
  2. Lower the end gate.

  3. Object Number: 348719  Size: SH
  4. Remove the 2 screws retaining the tail/turn signal lamp assembly to the body.
  5. Identify the bulb in need of replacement.
  6. • 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
  7. Turn the socket assembly.
  8. Remove the socket assembly from the housing.

Installation Procedure


    Object Number: 348719  Size: SH
  1. Turn the socket.
  2. Lock the socket in place.
  3. Install the tail/turn signal lamp assembly to the vehicle with the 2 screws.

  4. Object Number: 348718  Size: SH
  5. Close the endgate.
  6. Inspect the operation.