GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Pontiac 🢒 1998 🢒 Trans Sport Ext. 🢒 Suspension 🢒 Automatic Level Control 🢒 Automatic Level Control Air Compressor Head Replacement

Removal Procedure

    Object Number: 187229 Size: SH
  1. Remove the auto level control air compressor from the vehicle. Remove the air dryer from the auto level control air compressor. Refer to Air Compressor Motor and Head Description and Air Dryer Description .
  2. Remove the wiring terminals B and C from the auto level control air compressor electrical connector.
  3. Remove the bolts/screws from the auto level control air compressor head (2).
  4. Remove the auto level control air compressor head (2).
  5. Remove the O-ring (4) from the auto level control air compressor.
  6. Remove the auto level control air compressor head (2) and the bolts/screws.

Installation Procedure

    Object Number: 187229 Size: SH
  1. Route the wires through the tie strap and the conduit.
  2. Install the O-ring (4) to the auto level control air compressor.

    3. Object Number: 187233 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.

  3. Install the auto level control air compressor head and the bolts/ screws.

    4. Tighten
    Tighten the bolts/screws to 6 N·m (53 lb in).

  4. Install the wiring to terminals B and C on the auto level control air compressor electrical connector.
  5. Install the air dryer to the auto level control air compressor. Then install the compressor to the vehicle. Refer to Air Compressor Motor and Head Description and Air Dryer Description .