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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 48 (Air Suspension) >> Repair Instructions >> Compressor Assembly Automatic Level Control Air Replacement (Single Compressor) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2007 Hummer H2. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION: Do NOT remove an air supply pipe in an attempt to depressurize the air suspension. Always follow the Air Suspension Depressurization Procedure in Air Suspension. Failure to follow this procedure may cause personal injury or damage to the vehicle.
  1. Depressurize the air suspension system. Refer to Air Suspension Depressurization .
  2. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  3. Support the compressor assembly with a suitable stand.
    4. Fig 1: Air Spring Compressor Electrical Connector
    GM797658Courtesy of GENERAL MOTORS CORP.
  4. Disconnect the air inflator switch electrical connector.
  5. Disconnect the compressor electrical connector.
  6. Disconnect the ground strap.
    7. Fig 2: Rear Compressor Mounting Bolts
    GM797663Courtesy of GENERAL MOTORS CORP.
  7. Remove the rear compressor mounting bolts.
    8. Fig 3: Front Compressor Mounting Bolts
    GM821950Courtesy of GENERAL MOTORS CORP.
  8. Remove the front compressor mounting bolts.
    9. IMPORTANT: Note the port location of the air lines for reassembly.
  9. Disconnect the air lines. Refer to Air Suspension Air Line Replacement .
  10. Remove the compressor assembly from the vehicle.
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