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Home >> Pontiac >> 2004 >> Aztek Base, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 157 (Suspension Control System - Suspension Leveling) >> Repair Instructions >> Air Spring Replacement >> Installation Procedure
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Installation Procedure

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2004 Oldsmobile Bravada, 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 GMC Envoy, and 2004 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Installing Air Supply Line
    GM746803Courtesy of GENERAL MOTORS CORP.
  1. Install the air supply line to the air spring. Ensure the air supply line is fully seated.
  2. CAUTION: Ensure that the air spring is fully seated and properly positioned on the axle pilot. Failure to properly position the air spring may cause the air spring to break apart, possibly resulting in personal injury or damage to the vehicle.
    Fig 2: Installing Air Spring From Vehicle
    GM746797Courtesy of GENERAL MOTORS CORP.
  3. Install the air spring (2) to the frame by aligning the mounting tabs (3) with the keyhole slots (1) in the upper spring seat.
  4. Apply upward pressure to the air spring (2) and rotate clockwise until the antirotation peg snaps into place.
  5. Pressurize the air suspension system. Refer to Air Suspension Depressurization Procedure .
  6. Lower the vehicle.
  7. Install the air suspension system fuse.
  8. Start the vehicle and run for approximately 1 minute to ensure that the air suspension system is functioning properly.
  9. Inspect the D height. Refer to Trim Height Inspection Procedure in Suspension General Diagnosis.