GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 428497  Size: SH
  1. Remove the left IP trim plate. Refer to Instrument Panel Accessory Trim Plate Replacement - Left Side .
  2. Disconnect the electrical connector (3).

  3. Object Number: 660090  Size: SH
  4. Remove the fastener (1).
  5. Remove the HUD switch (3) from the left IP trim plate.

Installation Procedure


    Object Number: 660090  Size: SH
  1. Install the HUD switch (3) to the IP trim plate.
  2. Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  3. Install the fastener (1).
  4. Tighten
    Tighten the fastener (1) to 2 N·m (18 lb in).


    Object Number: 428497  Size: SH
  5. Connect the electrical connector (3).
  6. Install the IP trim plate. Refer to Instrument Panel Accessory Trim Plate Replacement - Left Side .