SUSPENSION:REAR:SPRINGS:AIR SUSPENSION SYSTEM
THE PRESSURE RELIEF VALVE WAS OMITTED IN THE AIR TANK. THE AIR TANK IS THE RESERVOIR FOR THE AIR SUSPENSION AND IS NOT BRAKE RELATED. WITHOUT THE PRESSURE RELIEF VALVE, THERE IS NO BACK-UP SYSTEM TO LIMIT AIR PRESSURE IN THE AIR SUSPENSION SYSTEM.
Remedy: INSTALL A PRESSURE RELIEF VALVE IN THE AIR TANK.
193 vehicles affected