Installation 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.

Install the air spring level sensor link to the upper control arm.

Fig 1: Connecting Air Spring Level Sensor Link To Upper Control Arm
Courtesy of GENERAL MOTORS CORP.

NOTE: Refer to Fastener Notice in Cautions and Notices.

IMPORTANT: Do not remove the air spring level sensor locating pin until the air spring level sensor has been properly aligned and the proper D height has been measured and maintained. Refer to WHEEL ALIGNMENT SPECIFICATIONS & ADJUSTMENT PROCEDURES in Suspension General Diagnosis.
Install the air spring level sensor to the frame mounting bolts.
Tighten

Tighten the air spring level sensor to the frame mounting bolts to 10 N.m (89 lb in).

Fig 2: Installing Air Spring Level Sensor To Frame
Courtesy of GENERAL MOTORS CORP.
Connect the air spring level sensor electrical connector.

Fig 3: Connecting Air Spring Level Sensor Electrical Connector
Courtesy of GENERAL MOTORS CORP.

NOTE: Failure to remove the air suspension auto level control sensor locating pin before the rear axle support is removed will cause damage to the air suspension auto level control sensor.
Remove the air spring level sensor locating pin.
Remove the rear axle support.
Install the rear tire and wheels. Refer to TIRE AND WHEEL REMOVAL AND INSTALLATION in Tires and Wheels.
Lower the vehicle.
Install the air suspension system fuse.
Start the vehicle and run for approximately 1 minute to ensure that the air spring leveling system is functioning properly.
Check the D height. Refer to Trim Height Inspection Procedure in Suspension General Diagnosis.

Fig 4: Removing Air Spring Level Sensor Locating Pin
Courtesy of GENERAL MOTORS CORP.