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Home >> Chevrolet >> 2024 >> Suburban Commercial, RWD >> Repair and Diagnosis >> Suspension >> Suspension Control Systems >> Suspension Controls System >> Repair Instructions >> Automatic Level Control Module Replacement >> Removal Procedure

Removal Procedure

  1. Raise and support the vehicle. Lifting and Jacking the Vehicle
  2. NOTE:

    Service mode will be automatically enabled when the ride height sensors detect the vehicle has been lifted off the ground. Service mode will automatically be disabled when the vehicle reaches 16 km/h (10 MPH).

  3. Using the scan tool, deflate the automatic level control air supply reservoir and the 4 air springs.
  4. Remove the spare tire and wheel assembly.
  5. GM5618459Courtesy of GENERAL MOTORS COMPANY

    Remove the air intake/exhaust line (1) from the body grommet.

  6. Remove the air line retaining clip (2).
  7. GM5618468Courtesy of GENERAL MOTORS COMPANY

    Remove the air intake filter retainer (1).

  8. GM5618481Courtesy of GENERAL MOTORS COMPANY

    Disconnect the electrical connector (1).

  9. Remove the wire harness retainer (3).
  10. Disconnect the electrical connector (2).
  11. GM5618647Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    The air lines and air suspension controller are color coded.

    Remove the 5 automatic level control air compressor tube fittings (1) from the air suspension controller.

  12. GM6181732Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    The new automatic level control module air suspension controller will have new automatic level control air compressor tube fittings installed.

    Using a suitable tool, slightly open the split in the automatic level control air compressor tube fittings (2).

  13. Remove and DISCARD the 5 old automatic level control air compressor tube fittings (2) from the 5 automatic level control air compressor tubes (1).
  14. GM5618583Courtesy of GENERAL MOTORS COMPANY

    Disconnect the air suspension controller electrical connector (1).

  15. GM5618663Courtesy of GENERAL MOTORS COMPANY

    Automatic Level Control Module Bolt (1) - Remove [4x]

  16. GM5618669Courtesy of GENERAL MOTORS COMPANY

    Automatic Level Control Module (1) - Remove