17-002-15

Air Suspension Compressor Inoperative This bulletin involves replacing the Air Suspension Compressor Assembly. A small number of customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the Technician may find the following Diagnostic Trouble Code may have been set: ? C1556-14-Ride Height Air Pressure Sensor - Circuit Short To Ground Or Open In addition to the DTC listed above, customers may also experience one or more of the following conditions: ? Auto Level Rear Air Suspension does not operate.