GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 2083023  Size: SH
  1. Remove the interior courtesy lamp (1). Refer to Interior Courtesy Lamp Replacement.

  2. Object Number: 2083018  Size: SH
  3. Disconnect the electrical connector (2).
  4. Remove the screws (1) and the OnStar button cover (3) from the interior courtesy lamp.
  5. Remove the OnStar cellular microphone from the interior courtesy lamp.

Installation Procedure


    Object Number: 2083018  Size: SH
  1. Install the OnStar cellular microphone on the interior courtesy lamp.
  2. Caution: Refer to Fastener Caution in the Preface section.

  3. Install the OnStar button cover (3) and the screws (1) to the interior courtesy lamp and tighten to 2.5 N·m (22 lb in).
  4. Connect the electrical connector (2).

  5. Object Number: 2083023  Size: SH
  6. Install the interior courtesy lamp (1). Refer to Interior Courtesy Lamp Replacement.