Service brakes, air: supply: hoses, lines/piping, and fittings
Manufacturer
FREIGHTLINER CORP.
Vehicles affected
4,000
Reported to NHTSA
1985-02-20
Owners notified
1985-03-12
Defect description
A STEEL TUBE THAT DELIVERS AIR TO THE FRONT AXLE AIR BRAKE CHAMBER CAN CONTACT THE FRONT SHOCK ABSORBER. CONSEQUENCE OF DEFECT: REPEATED CONTACT CAN WEAR A HOLE IN THE TUBE, CAUSING AIR PRESSURE TO BE LOST DURING BRAKE APPLICATION. THIS COULD RESULT IN IMPAIRED BRAKING CAPABILITY AND AN ACCIDENT.
BRAKES MAY REQUIRE EXCESSIVE TIME TO RELEASE AFTER BRAKE APPLICATION. A SECOND DEFECT IS REDUCED HOLDING POWER OF THE PARKING/EMERGENCY BRAKES DUE TO ENTRY OF WATER IN THE REAR BRAKE CHAMBERS. EXCESSIVE RELEASE TIME DOES NOT COMPLY WITH FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 121, "AIR BRAKE SYSTEMS".
Manufacturer remedy
DEALER WILL MODIFY THE VEHICLE BY INSTALLING A QUICK RELEASE VALVE IN THE BRAKE AIR SYSTEM AND BY SUBSTITUTION OF A STIFFER BRAKE PEDAL RETURN SPRING. REAR BRAKE CHAMBERS WILL BE EXCHANGED OR MODIFIED, DEPENDING ON THE CHAMBER MAKE, TO PREVENT WATER ENTRY.
Owner complaints
A complaint is one person's report to a federal agency. It is not a finding.
No complaints recorded for this model year.
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.