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Home › Chevrolet › 2009 › Uplander Base, 3.9 M › Repair and Diagnosis › Suspension › Electronic Suspension › Automatic Level Control › Repair Instructions › Air Compressor Replacement › Installation Procedure

Installation Procedure

  1. Install the air compressor filter hose to the air compressor at 2 places.
    2. Fig 1: View Of Air Compressor Assembly And Bracket
    GM227997Courtesy of GENERAL MOTORS CORP.
    CAUTION: Refer to Fastener Caution .
  2. Install the air compressor to the air compressor bracket and tighten to 50 N.m (37 lb ft)  .
  3. Install the air compressor bolts/screws and tighten to 4 N.m (35 lb in)  .
  4. Install the air compressor shield and tighten to 3 N.m (27 lb in)  .
  5. Install the air compressor relay to the air compressor bracket.
  6. Install the air compressor dryer. Refer to Automatic Level Control Air Dryer Replacement .
    7. Fig 2: View Of Automatic Level Control Compressor Assembly
    GM187281Courtesy of GENERAL MOTORS CORP.
  7. Install the air compressor bracket to the underbody rail and rotate the air compressor bracket 90 degrees in order to allow the air compressor to hang from the air compressor bracket hook.
  8. Connect the air compressor electrical connector.
  9. Install the air line to the air dryer.
  10. Install the air compressor bracket nuts and tighten to 10 N.m (89 lb in)  .
  11. Install the air compressor bracket bolt and tighten to 50 N.m (37 lb ft)  .
  12. Install the air compressor filter (1) to the underbody rail.
  13. Lower the vehicle.
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