GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 478188  Size: SH
  1. Open the rear side door.
  2. Open the rubber cap (3) in order to gain access to the door jamb switch retaining screw (2).
  3. Remove the retaining screw (2) which secures the door jamb switch (1) to the door jamb.

  4. Object Number: 478189  Size: SH
  5. Disconnect the door jamb switch electrical connector (1).
  6. Remove the door jamb switch (2) from the vehicle.

Installation Procedure


    Object Number: 478189  Size: SH
  1. Connect the door jamb switch electrical connector (1).

  2. Object Number: 478188  Size: SH
  3. Install the door jamb switch (1) to the door jamb. Secure the switch with the retaining screw (2).
  4. Close the rubber cap (3).
  5. Close the rear side door.