GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  2. Remove the catalytic converter hanger insulators from the catalytic converter.

  3. Object Number: 669875  Size: SH
  4. Remove the catalytic converter hanger bolts.
  5. Remove the catalytic converter hanger.

Installation Procedure


    Object Number: 669875  Size: SH
  1. Install the catalytic converter hanger.
  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 catalytic converter hanger bolts.
  4. Tighten
    Tighten the catalytic converter hanger bolts to 35 N·m (26 lb ft).

  5. Install the catalytic converter hanger insulators to the catalytic converter .
  6. Lower the vehicle.