GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Raise the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  2. Remove the front differential carrier shield, if equipped. Refer to Shield Replacement .

  3. Object Number: 724052  Size: SH
  4. Disconnect the electrical harness from the four-wheel drive indicator switch.

  5. Object Number: 724053  Size: SH
  6. Remove the four-wheel drive indicator switch.

Installation Procedure


    Object Number: 724053  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. Install the four-wheel drive indicator switch.
  2. Tighten
    Tighten the four-wheel drive indicator switch to 5 N·m (44 lb in).


    Object Number: 724052  Size: SH
  3. Install the electrical harness from the four-wheel drive indicator switch.
  4. Install the front differential carrier shield, if equipped. Refer to Shield Replacement .
  5. Lower the vehicle.