Mack · Canada · High
Mack MS, CS200 +1 more: Engine
Affects Mack MS, CS200, CS250 · 1985 — about 19 vehicles.
The hazard
SEALENT USED FOR THE ALUMINUM GOVERNOR HOUSING COULD, WHEN THE ENGINE REACHES NORMAL OPERATING TEMPERATURE, PENETRATE THROUGH THE BUSHING AND GET BETWEEN THE THROTTLE SHAFT AND BUSHINGS. THE SHAFT COULD SEIZE ON THE BUSHINGS CAUSING THE ENGINE TO STAY ON FULL THROTTLE AND RESULT IN THE LOSS OF THROTTLE CONTROL. THIS COULD RESULT IN LOSS OF VEHICLE CONTROL AND A POSSIBLE CRASH WITHOUT PRIOR WARNING. CORRECTION: BUSHINGS IN THE GOVERNOR HOUSING WILL BE REPLACED.
What to do
Contact your dealer; the remedy details were not included in the filing.
Critical — crash/injury risk now
High — injury risk; see remedy
Moderate — fix at next service
Low — minor / informational