Vehicle speed control (Mack)
Vehicle recall 86V-067. NHTSA received MACK TRUCKS, INCORPORATED’s report on May 27, 1986.
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The short answer
NHTSA received MACK TRUCKS, INCORPORATED’s report on May 27, 1986. Copied from NHTSA on Oct 25, 2026.
Every line below is in NHTSA’s own words, with its source beside it.
What’s wrong with it?
The notice gives no hazard in a field of its own.
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.
NHTSA, Recalls flat file before 2010. Released Oct 25, 2026. Updated daily.
- NHTSA’s part: Vehicle speed control.
What should you do?
REPLACE BOTH BUSHINGS IN THE GOVERNOR HOUSING.
NHTSA, Recalls flat file before 2010. Released Oct 25, 2026. Updated daily.
- How to reach the firm: SYSTEM: THROTTLE SHAFT AND BUSHINGS.VEHICLE DESCRIPTION: HEAVY DUTY TRUCKS, MIDLINER.
- Check a vehicle by its VIN at NHTSA: the recalls still open on it are listed there.
Which ones are recalled?
NHTSA counts 830 vehicles potentially involved, across everything this recall names.
NHTSA, Recalls flat file before 2010. Released Oct 25, 2026. Updated daily.
- Mack CS 250and 1985 and 1986, before the model years listed here
- Mack MS250and 1985 and 1986, before the model years listed here
- Mack MS200and 1985 and 1986, before the model years listed here
- Mack CS 200and 1985 and 1986, before the model years listed here
Who is recalling it?
- Made by MACK TRUCKS, INCORPORATED.
NHTSA, Recalls flat file before 2010. Released Oct 25, 2026. Updated daily.
What the record doesn’t say
- NHTSA’s recall file doesn’t say whether anyone was hurt.
- Whether one vehicle or seat has been fixed: only its maker, or NHTSA’s lookup with a VIN, can say.
- This recall names only model years before 2015, which have no pages here. Your VIN, at NHTSA, says which recalls are open on a vehicle.
- How many have been returned or fixed isn’t in the notice.
Hearth Record wrote these lines.
Sources
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National Highway Traffic Safety Administration, Recalls flat file before 2010 (FLAT_RCL_PRE_2010).
Released Oct 25, 2026 and checked Oct 25, 2026. Updated daily. Public domain (U.S. Government work).
Vehicle, car seat, tire and vehicle equipment recalls, owner complaints and crash ratings are from the National Highway Traffic Safety Administration (NHTSA). Copied on Oct 25, 2026.