Removal Procedure

Remove the spare tire and wheel assembly.

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).

Using the scan tool, deflate the automatic level control air supply reservoir.
Raise and support the vehicle. Lifting and Jacking the Vehicle
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Remove the air intake/exhaust line (1) from the body grommet.
Remove the air line retaining clip (2).
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Remove the air intake filter retainer (1).
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Disconnect the electrical connector (1).
Remove the wire harness retainer (3).
Disconnect the electrical connector (2).
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NOTE:
The air lines and air suspension controller are color coded.

Remove the 5 air line nuts (1) from the air suspension controller.
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Disconnect the air suspension controller electrical connector (1).
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Automatic Level Control Module Bolt (1) - Remove [ 4x ]
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Automatic Level Control Module (1) - Remove