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Home >> Pontiac >> 2005 >> G6 Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 623 (Suspension Control System - Suspension Leveling) >> Repair Instructions >> Air Compressor Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2007 Buick Lucerne. However, it is still accessible from the selected car via links, so may be relevant.
  1. Raise the vehicle and suitably support. Refer to Lifting and Jacking the Vehicle in General Information.
    2. IMPORTANT: Before disconnecting the air hose from the intake air filter or the air compressor, clean the components and the surrounding area to prevent dirt and other foreign material from entering the ALC system.
    Fig 1: Removing/Installing Air Tubes From Compressor
    GM227996Courtesy of GENERAL MOTORS CORP.
  2. Disconnect the air tube from the air dryer.
  3. Remove the bolt and the harness tie with the air tube from the air compressor bracket.
    4. Fig 2: Removing/Installing Air Compressor Assembly To/From Vehicle
    GM227988Courtesy of GENERAL MOTORS CORP.
  4. Remove the intake air filter from the vehicle.
  5. Remove the vehicle harness connector from the air compressor connector.
  6. Remove the two nuts, the bolt, and the air compressor assembly from the vehicle.
    7. Fig 3: Removing/Installing Air Compressor Connector From Connector Anchor
    GM227993Courtesy of GENERAL MOTORS CORP.
  7. Slide the air compressor connector off of the connector anchor.
  8. Remove two bolts and the heat shield from the air compressor bracket.
    9. Fig 4: Removing/Installing Air Compressor Assembly At Bracket
    GM227997Courtesy of GENERAL MOTORS CORP.
  9. Remove three bolts and the air compressor assembly from the bracket.
  10. Remove the air dryer from the air compressor. Refer to Automatic Level Control Air Dryer Replacement .
    11. Fig 5: Removing/Installing Air Compressor Air Hose At Two Places
    GM226931Courtesy of GENERAL MOTORS CORP.
  11. Remove the air hose from the air compressor at two places.
    12. Fig 6: Removing/Installing Air Compressor Brackets
    GM227985Courtesy of GENERAL MOTORS CORP.
  12. Remove the two screws and the two brackets from the air compressor.
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