Springs: air suspension systemRecall 93V-092 · International and International Harvester vehicles
INTERNATIONAL TRUCK AND ENGINE recall 93V-092 covers 193 International and International Harvester vehicles for a springs: air suspension system problem, reported to NHTSA on May 21, 1993.
Source: NHTSA recall 93V092000 and manufacturer quarterly reports. Started by the manufacturer.
The problem
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.
The risk
LACK OF A BACK-UP SYSTEM TO LIMIT AIR PRESSURE BUILD UPCAN CAUSE EXCESSIVE PRESSURE IN THE AIR TANK AND CAN CAUSE THE TANK TO RUPTURE.THIS CAN RESULT IN PERSONAL INJURY TO ANYONE IN THE VICINITY.
The fix
INSTALL A PRESSURE RELIEF VALVE IN THE AIR TANK.
SYSTEM: SUSPENSION.VEHICLE DESCRIPTION: SCHOOL BUSES: MODELS 4700 AND 4900; HEAVY TRUCKS: MODELS3600, 3700, 3800, AND 3900FG; INCOMPLETE CHASSIS: MODEL 1652SC.
Recall repairs are free. Confirm whether this recall is open on your vehicle by entering its VIN at nhtsa.gov/recalls.
Vehicles in this recall
Built from January 1, 1990 to March 1, 1993. Not every vehicle in these model years is included; check by VIN.