Vehicle speed control
- Component
- Vehicle speed control
- Manufacturer
- MACK TRUCKS, INCORPORATED
- Vehicles affected
- 830
- Reported to NHTSA
- 1986-05-27
- Owners notified
- 1986-11-07
Defect description
THE SEALANT USED ON THE INJECTION PUMP COULD PENETRATE THROUGH THE BUSHING AND GET BETWEEN THE THROTTLE SHAFT AND BUSHINGS CAUSING THE SHAFT TO BIND. CONSEQUENCE OF DEFECT: THROTTLE SHAFT SEIZURE MAY CAUSE THE ENGINE TO STAY ON FULL THROTTLE, AND RESULT IN LOSS OF OPERATOR CONTROL AND POSSIBLY AN ACCIDENT.
Manufacturer remedy
REPLACE BOTH BUSHINGS IN THE GOVERNOR HOUSING.