Service brakes, air: supply: hoses, lines/piping, and fittings
Manufacturer
MACK TRUCKS, INCORPORATED
Vehicles affected
1,163
Reported to NHTSA
1984-03-22
Defect description
FRONT AXLE AIR BRAKE LINES ARE ROUTED TOO CLOSE TO THE ENGINE EXHAUST MANIFOLD. THIS CAN PERMIT BRAKE LINES TO MELT AND RUPTURE, CAUSING A REDUCTION IN AIR PRESSURE TO BRAKE CHAMBERS UPON BRAKE APPLICATION.
Manufacturer remedy
FRONT AXLE AIR BRAKE LINES WILL BE REPLACED, EMPLOYING NEW ROUTING AND HEAT RESISTANCE IMPROVEMENTS.
IMPROPER STEERING CLAMP BOLTS AND TORQUE APPLIED DURING INSTALLATION. THE BOLT COULD FAIL, ALLOWING THE STEERING YOKE TO BECOME LOOSE.
Manufacturer remedy
INSPECTION AND, IF NECESSARY, INSTALLATION OF PROPER STEERING SHAFT CLAMP BOLTS TIGHTENED TO SPECIFICATIONS.
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.