GM Service Manual Online
For 1990-2009 cars only

Instrument Panel Insulator Panel Replacement - Right Side Outboard

Removal Procedure


    Object Number: 291457  Size: SH
  1. Remove the retainer (2) from the instrument panel (I/P).
  2. Remove the outboard I/P insulator (1).

Installation Procedure


    Object Number: 291457  Size: SH
  1. Install the outboard I/P insulator (1).
  2. Install the retainer (2).

Instrument Panel Insulator Panel Replacement - Right Side Inboard

Removal Procedure


    Object Number: 291457  Size: SH
  1. Remove the retainer (2) from the outboard instrument panel (I/P) insulator.
  2. Remove the outboard I/P insulator.

  3. Object Number: 778392  Size: SH
  4. Remove the I/P insulator screws.
  5. Remove the wiring harness from the opening on the I/P insulator.
  6. Slide the I/P insulator from the HVAC module. Disconnect the defroster duct from the I/P insulator.
  7. Remove the inboard I/P insulator.

Installation Procedure


    Object Number: 778392  Size: SH
  1. Position the inboard I/P insulator to the lower I/P.
  2. Connect the defroster duct to the I/P insulator. Slide the I/P insulator to the HVAC module.
  3. Press the wiring harness into the opening on the I/P insulator.
  4. 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.

  5. Install the I/P insulator screws.
  6. Tighten
    Tighten the screws to 2 N·m (18 lb in).


    Object Number: 291457  Size: SH
  7. Install the outboard I/P insulator.
  8. Install the outboard I/P insulator retainer (2).