GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 615708  Size: SH
  1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection in Engine Electrical.
  2. Remove the RH instrument panel (IP) fuse block access opening cover.
  3. Disconnect the body wiring harness from the junction block.

  4. Object Number: 615535  Size: SH
  5. Open the IP compartment. Access the junction block bolt through the open IP compartment. Remove the junction block bolt.
  6. Disengage the junction block tabs from the passenger knee bolster. Pull the junction block away from the IP.
  7. Disconnect the wiring harnesses from the junction block.
  8. Remove the junction block.

Installation Procedure


    Object Number: 615535  Size: SH

    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.

  1. Connect the body wiring harnesses to the junction block.
  2. Tighten
    Tighten the body wiring harness connector bolts to 7 N·m (62 lb in).

  3. Install the junction block tabs to the passenger knee bolster.
  4. Install the junction block bolt.
  5. Tighten
    Tighten the junction block bolt to 10 N·m (89 lb in).

  6. Close the IP compartment.

  7. Object Number: 615708  Size: SH
  8. Connect the body wiring harness to the junction block.
  9. Install the RH IP fuse block access opening cover.
  10. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection in Engine Electrical.