GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 506584  Size: SH
  1. Remove the appropriate headlamp assembly. Refer to Headlamp Replacement .
  2. Rotate the park/turn signal/sidemarker bulb access cover counterclockwise to release, then remove the cover.
  3. Rotate the park/turn signal/sidemarker lamp socket (4) counterclockwise to release.
  4. Remove the bulb from the socket.

Installation Procedure


    Object Number: 506584  Size: SH
  1. Install the bulb to the socket.
  2. Position the park/turn signal/sidemarker lamp socket (4) to the headlamp assembly, then rotate the socket clockwise to secure.
  3. Install the access cover to the headlamp assembly, then rotate clockwise to secure.
  4. Install the headlamp assembly. Refer to Headlamp Replacement .