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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1490 (Suspension Control System - Suspension Leveling) >> Repair Instructions >> Air Suspension Air Line Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2003 Oldsmobile Bravada, 2003 GMC Envoy XL, 2003 GMC Envoy, and 2003 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
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 sensors 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   in General Information.
    NOTE: Depressurize the air suspension system only after the rear axle is supported and is set between D- Height and Full Jounce.
  3. Ensure that the air suspension system is depressurized before removing the air suspension air lines. Refer to AIR SUSPENSION DEPRESSURIZATION PROCEDURE   . 
  4. Disconnect the air line from the air spring.
  5. Disconnect the air line from the air compressor.
  6. Trim off air line at the electrical harness with a sharp cutting tool. Leave remaining air line in the wiring harness.
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