Recall campaign · NHTSA 93V092000

Suspension: rear: springs: air suspension system

INTERNATIONAL TRUCK AND ENGINE filed this campaign with NHTSA on 1993-05-21.

Recall campaignNHTSA 93V092000

Suspension: rear: springs: air suspension system

Component: Suspension: rear: springs: air suspension system
Manufacturer: INTERNATIONAL TRUCK AND ENGINE
Vehicles affected: 193
Reported to NHTSA: 1993-05-21
Owners notified: 1993-06-01

Defect description

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.

Safety 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.

Manufacturer remedy

INSTALL A PRESSURE RELIEF VALVE IN THE AIR TANK.

Notes

SYSTEM: SUSPENSION.VEHICLE DESCRIPTION: SCHOOL BUSES: MODELS 4700 AND 4900; HEAVY TRUCKS: MODELS3600, 3700, 3800, AND 3900FG; INCOMPLETE CHASSIS: MODEL 1652SC.

Scope of coverage

21 model years across 7 models.

Model	Years on record
INTERNATIONAL 1652SC	1993 1992 1991
INTERNATIONAL HARVESTER 3600	1993 1992 1991
INTERNATIONAL HARVESTER 3700	1993 1992 1991
INTERNATIONAL HARVESTER 3800	1993 1992 1991
INTERNATIONAL HARVESTER 3900FC	1993 1992 1991
INTERNATIONAL HARVESTER 4700	1993 1992 1991
INTERNATIONAL HARVESTER 4900	1993 1992 1991

Safety recall repairs are provided free of charge by franchised dealers, regardless of vehicle age or mileage. This page displays aggregated data for the model year. To check recall status for a specific vehicle, search its VIN at nhtsa.gov.