Envoy 2WD L6-4.2L (2008)
Compressor/Pump: Service and Repair
Air Spring Compressor Replacement
Removal Procedure
Caution: A sudden release of pressure may cause personal injury or damage to the vehicle. The air suspension system is under pressure until the
air supply lines are disconnected. Use the following precautions when servicing the air suspension system:
*
Wear gloves, ear protection, and eye protection.
*
Wrap a clean cloth around the air supply lines.
Notice: Depressurize the air suspension system only after the rear axle is supported and is set between D- Height and Full Jounce.
Important: Remove the air suspension system fuse before working on the rear suspension components or the rear axle. Failure to remove
the air suspension system fuse could cause the calibration of the air suspension leveling sensor to change and the air suspension system
not to function properly.
1. Remove the air suspension system fuse.
2. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
3. Remove the air spring compressor to the frame mounting bolts.
4. Disconnect the air inflator switch electrical connection, air supply lines, and air spring compressor vent hose from the air spring compressor.
5. Disconnect the air spring compressor electrical connection (2).
Important: Ensure the color on air supply lines match the color on the air spring compressor for reassembly.