GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  2. Remove the rubber grommet from the rear exhaust hanger.
  3. Lower the automatic level control compressor assembly. Refer to Automatic Level Control Air Compressor Air Filter Replacement .

  4. Object Number: 880018  Size: SH
  5. Remove the trailer hitch assembly from the vehicle.

Installation Procedure

    Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 880018  Size: SH
  1. Install the trailer hitch onto the vehicle and tighten.
  2. •  0.5 in diameter carriage bolts to 101 N·m (75 lb ft) .
    • M10 bolts to 54 N·m (40 lb ft) .
  3. Install the automatic level control compressor assembly onto the vehicle. Refer to Automatic Level Control Air Compressor Air Filter Replacement .
  4. Install the rubber grommet onto the rear exhaust hanger.
  5. Lower the vehicle.