GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Remove the IP trim plate. Refer to Instrument Panel Accessory Trim Plate Replacement in Instrument Panel.
  2. Remove the HVAC control assembly retaining screws.

  3. Object Number: 591200  Size: SH
  4. Pull the HVAC control assembly away from the IP.
  5. Twist the lamp sockets to remove (1).
  6. Remove the bulbs from the sockets.

Installation Procedure


    Object Number: 591200  Size: SH
  1. Install the bulbs to the sockets (1).
  2. Install the HVAC control assembly.
  3. 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.

  4. Install the HVAC control assembly retaining screws.
  5. Tighten
    Tighten the screws 2 N·m (18 lb in).

  6. Install the IP trim plate. Refer to Instrument Panel Accessory Trim Plate Replacement in Instrument Panel.