NHTSA safety recall

Recall 78V068000

Service Brakes, Air › Antilock › Control Unit/module — Mack · reported 4 Apr 1978 · 9,700 vehicles potentially affected

What's wrong

AN AXLE "NO BRAKE" CONDITION COULD RESULT FROM AN EATON CONTROLLER INTERNAL ELECTRICAL MALFUNCTION. THIS CONDITION MAY CAUSE THE ANTI-WHEEL LOCK VALVE SOLENOID TO BE CONTINUOUSLY ENERGIZED AND PREVENT THE BRAKES FROM BEING APPLIED ON ONE OF THE AXLES. AS A RESULT, THE ANTI-WHEEL LOCK WARNING LAMP IS NOT ACTIVATED.

The fix

THE DEALER WILL INSPECT AND, IF NECESSARY, REPLACE THE ANTI-WHEEL LOCK CONTROLLER WITHOUT CHARGE TO OWNER.

VEHICLE DESCRIPTION: TRUCKS EQUIPPED WITH EATON 21 ANTI-LOCK CONTROLLERS.SYSTEM: SERVICE BRAKES; ANTI-WHEEL LOCK SOLENOID.CONSEQUENCES OF DEFECT: LOSS OF BRAKES ON ANY ONE AXLE WILL RESULT IN EXTENDEDVEHICLE STOPPING DISTANCES, WHICH COULD LEAD TO A VEHICLE ACCIDENT.

NHTSA campaign
78V068000
Filed by
Mack Trucks, Incorporated
Report received
4 Apr 1978
Owners notified
1 Sep 1978
Potentially affected
9,700

Vehicles covered by this recall

Whether a particular car is affected and still unrepaired depends on its VIN — a model year being listed does not mean every car of that year is included. Check any VIN free on CarLogs, or at nhtsa.gov/recalls.

1974 Mack Dm 1975 Mack Dm 1976 Mack Dm 1974 Mack Dmm 1975 Mack Dmm 1976 Mack Dmm 1974 Mack F 1975 Mack F 1976 Mack F 1974 Mack Hmm 1975 Mack Hmm 1976 Mack Hmm 1974 Mack Mb 1975 Mack Mb 1976 Mack Mb 1974 Mack R 1975 Mack R 1976 Mack R 1974 Mack Rd 1975 Mack Rd 1976 Mack Rd 1974 Mack Rl 1975 Mack Rl 1976 Mack Rl 1974 Mack Rm 1975 Mack Rm 1976 Mack Rm 1974 Mack Rs 1975 Mack Rs 1976 Mack Rs 1974 Mack U 1975 Mack U 1976 Mack U 1974 Mack Wl 1975 Mack Wl 1976 Mack Wl 1974 Mack Ws 1975 Mack Ws 1976 Mack Ws

Is this car's recall fixed?

Recall repairs are free at any franchised dealer, for the life of the vehicle. A CarLogs report shows the recall status for a specific VIN as reported by the manufacturer — whether it's open or repaired, and whether the fix is available yet.

Source: NHTSA Office of Defects Investigation recall database. Look up another campaign →