Service brakes, airRecall 79V-178 · Motor Coach vehicles
MOTOR COACH IND., INC. recall 79V-178 covers 1,602 Motor Coach vehicles for a service brakes, air problem, reported to NHTSA on August 1, 1979.
Source: NHTSA recall 79V178000 and manufacturer quarterly reports. Started by NHTSA (compliance).
The problem
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.
The fix
DEALER WILL ADJUST THE PIN SWITCH TO PRESSURE TO BRING VEHICLES INTO COMPLIANCE WITH FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 121.
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.
Recall repairs are free. Confirm whether this recall is open on your vehicle by entering its VIN at nhtsa.gov/recalls.
Vehicles in this recall
Built from February 1, 1975 to September 1, 1977. Not every vehicle in these model years is included; check by VIN.