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HOMESERVICE MANUALSCHEVROLET1998SUBURBAN K2500, 7.4 J, PART TIMEREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 472 (ELECTRONIC SUSPENSION SYSTEM - AUTOMATIC LEVEL CONTROL)REPAIR INSTRUCTIONSAUTOMATIC LEVEL CONTROL AIR COMPRESSOR HEAD REPLACEMENTDISASSEMBLY PROCEDURE
1998 Chevrolet Suburban K2500, 7.4 J, Part Time

Disassembly Procedure

1998 Chevrolet Suburban K2500, 7.4 J, Part TimeSECTION Disassembly Procedure
WARNING: This page is about a different car, the 2002 Oldsmobile Aurora. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the air compressor. Refer to Air Compressor Replacement .
  2. Remove the air compressor connector from the connector anchor (slide the air compressor connector away from the air compressor and off of the anchor).
  3. Remove the 2 bolts and the heat shield from the air compressor bracket.
  4. Remove the air dryer. Refer to Automatic Level Control Air Dryer Replacement .
    Fig 1: Removing Air Compressor Bracket & Heat Shield Bolts
    G01582137Courtesy of GENERAL MOTORS CORP.
  5. Cut the harness tie.
  6. Remove the bolt and the harness tie.

    Important:  Note the wire colors and the terminal numbers to ensure correct assembly.

  7. Remove the 2 harness ties and the wrap from the wires.
    Fig 2: Removing Harness Tie & Bolt
    G01582138Courtesy of GENERAL MOTORS CORP.
  8. Remove 2 wire terminals from the air compressor connector.
  9. Remove the air hose from the air compressor head.
  10. Remove the 3 head bolts and the air compressor head.
  11. Remove the head gasket.
    Fig 3: Removing Air Compressor Head
    G01582139Courtesy of GENERAL MOTORS CORP.
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.