Service brakes, air (Motor Coach)
Vehicle recall 79V-178. NHTSA received MOTOR COACH IND., INC.’s report on Aug 1, 1979.
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The short answer
NHTSA received MOTOR COACH IND., INC.’s report on Aug 1, 1979. Copied from NHTSA on Oct 23, 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.
CERTAIN VEHICLES DO NOT COMPLY TO FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 121, “AIR BRAKE SYSTEMS”.
THE LOW AIR WARNING SIGNAL MAY NOT ACTIVATE UNTIL SERVICE RESERVOIR PRESSURE IS BELOW 60 PSI.
ALSO, THE BRAKE RELEASE TIME MAY EXCEED THE REQUIRED 0.55 SECONDS ON THE RIGHT HAND FRONT WHEEL.
NHTSA, Recalls flat file before 2010. Released Oct 23, 2026. Updated daily.
- NHTSA’s part: Service brakes, air.
What should you do?
DEALER WILL ADJUST THE PIN SWITCH TO PRESSURE TO BRING VEHICLES INTO COMPLIANCE WITH FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 121.
NHTSA, Recalls flat file before 2010. Released Oct 23, 2026. Updated daily.
- How to reach the firm: VEHICLE DESCRIPTION: BUSES, INTERCITY.SYSTEM: SERVICE BRAKES; LOW AIR WARNING SIGNAL.CONSEQUENCES OF DEFECT: AIR PRESSURE MAY FALL TOO LOW AND VEHICLE OPERATORWOULD NOT BE WARNED. RESULTING PARTIAL LOSS OF BRAKING CAPABILITY COULD CAUSE AVEHICLE ACCIDENT.
- Check a vehicle by its VIN at NHTSA: the recalls still open on it are listed there.
Which ones are recalled?
NHTSA counts 1,602 vehicles potentially involved, across everything this recall names.
NHTSA, Recalls flat file before 2010. Released Oct 23, 2026. Updated daily.
- Motor Coach MC5Cand 1975, 1976 and 1977, before the model years listed here
- Motor Coach MC5Band 1975, 1976 and 1977, before the model years listed here
- Motor Coach MC8and 1975, 1976 and 1977, before the model years listed here
Who is recalling it?
- Made by MOTOR COACH IND., INC..
NHTSA, Recalls flat file before 2010. Released Oct 23, 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 23, 2026 and checked Oct 23, 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 23, 2026.