Suspension › Front › Springs › Air suspension › Lines and fittings
Problem: VEHICLE DESCRIPTION: CLASS 8 HEAVY DUTY TRUCKS. THE AIR SUSPENSION CONTROL VALVE SUPPLY LINE WAS NOT PLUMBED THROUGH AN AIR PRESSURE PROTECTION VALVE. IN THE EVENT OF A FAILURE, THERE WOULD BE LOSS OF AIR PRESSURE IN THE 'B' SYSTEM AIR RESERVOIR THAT SUPPLIES AIR PRESSURE FOR THE FRONT STEER AXLE BRAKES.
Risk: THIS CONDITION WOULD RESULT IN INCREASED STOPPING DISTANCES.
Fix: DEALERS WILL INSTALL THE NECESSARY AIR PRESSURE PROTECTION VALVE.