NHTSA Campaign 86V067000

VEHICLE SPEED CONTROL

Issued by MACK TRUCKS, INCORPORATED · Reported May 27, 1986 · 830 vehicles affected

What's wrong

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.

Remedy

REPLACE BOTH BUSHINGS IN THE GOVERNOR HOUSING.

Vehicles affected by this recall

Make Model Year Units
MACK CS 200 1985 830
MACK CS 200 1986 830
MACK CS 250 1985 830
MACK CS 250 1986 830
MACK MS200 1985 830
MACK MS200 1986 830
MACK MS250 1985 830
MACK MS250 1986 830

Source: NHTSA Campaign 86V067000 on nhtsa.gov. To check the current repair status for a specific vehicle, use our free VIN decoder.