GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. From underneath the vehicle, rotate the socket counterclockwise in order to disengage socket from the tail lamp assembly.

  2. Object Number: 623902  Size: SH
  3. Remove the bulb from the socket by pulling out.

Installation Procedure


    Object Number: 623902  Size: SH
  1. Insert bulb into socket.
  2. From underneath the vehicle, insert socket into tail lamp assembly and rotate socket clockwise to secure socket into lamp housing.