NHTSA Campaign 93V092000

SUSPENSION:REAR:SPRINGS:AIR SUSPENSION SYSTEM

Issued by INTERNATIONAL TRUCK AND ENGINE · Reported May 21, 1993 · 193 vehicles affected

What's wrong

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.

Consequence

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.

Remedy

INSTALL A PRESSURE RELIEF VALVE IN THE AIR TANK.

Vehicles affected by this recall

Make Model Year Units
INTERNATIONAL 1652SC 1991 193
INTERNATIONAL 1652SC 1992 193
INTERNATIONAL 1652SC 1993 193
INTERNATIONAL HARVESTER 3600 1991 193
INTERNATIONAL HARVESTER 3600 1992 193
INTERNATIONAL HARVESTER 3600 1993 193
INTERNATIONAL HARVESTER 3700 1991 193
INTERNATIONAL HARVESTER 3700 1992 193
INTERNATIONAL HARVESTER 3700 1993 193
INTERNATIONAL HARVESTER 3800 1991 193
INTERNATIONAL HARVESTER 3800 1992 193
INTERNATIONAL HARVESTER 3800 1993 193
INTERNATIONAL HARVESTER 3900FC 1991 193
INTERNATIONAL HARVESTER 3900FC 1992 193
INTERNATIONAL HARVESTER 3900FC 1993 193
INTERNATIONAL HARVESTER 4700 1991 193
INTERNATIONAL HARVESTER 4700 1992 193
INTERNATIONAL HARVESTER 4700 1993 193
INTERNATIONAL HARVESTER 4900 1991 193
INTERNATIONAL HARVESTER 4900 1992 193
INTERNATIONAL HARVESTER 4900 1993 193

Source: NHTSA Campaign 93V092000 on nhtsa.gov. To check the current repair status for a specific vehicle, use our free VIN decoder.