MACKMb
NHTSA vehicle recall lookup
1978 Mack Mb recalls
There are 3 NHTSA recall campaigns associated with this vehicle configuration.
Live NHTSA dataVehicle taxonomy resolved as Mack Mb.
Most-mentioned components
SERVICE BRAKES, AIR:ANTILOCK:INTERCONNECTING ASSEMBLY(WIRING) · 1STEERING:LINKAGES:KNUCKLE:SPINDLE:ARM · 1SUSPENSION:REAR:SPRINGS:LEAF SPRING ASSEMBLY:HANGER/BRACKET · 1
Campaign 78V210000
Service Brakes, Air › Antilock › Interconnecting Assembly(Wiring)
Mar 10, 1978
Summary
DELAYS OF UP TO ABOUT 2 SECONDS MAY EXIST IN THE BRAKE APPLICATION TIMES TO THE BRAKES ON THE BOGIE AXLES IN THE PRESENCE OF CERTAIN TYPES OF WHEEL SPEED SENSOR SIGNAL DISCONTINUITIES OR DISTORTIONS THAT MAY OCCUR AS A RESULT OF SENSOR WIRE FAILURE. THIS CONSTITUTES A NON-COMPLIANCE TO FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 121, "AIR BRAKE SYSTEMS".
Remedy
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DEALER WILL INSTALL NEW WHEEL SPEED SENSORS THAT INCORPORATE IMPROVED WIRING AND THE PRESENT BOGIE ANTI-WHEEL LOCK SYSTEM WILL BE CHANGED TO AN AXLE-TO-AXLE SYSTEM FOR IMPROVED RELIABILITY.
Campaign 78V172000
Steering › Linkages › Knuckle › Spindle › Arm
Aug 8, 1978
Summary
THE EXISTING CROSS STEERING ARMS MAY HAVE INSUFFICIENT FATIGUE LIFE IN THE NECK AREA. THIS IS NEAR THE BOSS FOR THE CROSS STEERING TUBE BALL JOINT CONNECTION. FAILURE OF EITHER OF THE CROSS STEERING LEVERS COULD LEAD TO LOSS OF STEERING CONTROL OF THE RIGHT FRONT WHEEL.
Remedy
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THE DEALER WILL INSPECT AND, IF NECESSARY, INSTALL CROSS STEERING ARMS OF IMPROVED DESIGN AND GREATER STRENGTH.
Campaign 79V018000
Suspension › Rear › Springs › Leaf Spring Assembly › Hanger/Bracket
Dec 1, 1979
Summary
THE STEEL BRACKETS ON THE SUSPENSION BEAM WERE FOUND TO BE DEFICIENT DUE TO EXCESSIVE SHRINKAGE AND LOW MECHANICAL PROPERTIES. FAILURE OF ONE OR BOTH OF THESE BRACKETS COULD CAUSE A SEPARATION OF THE AXLE HOUSING FROM THE SUSPENSION.
Remedy
Open campaign page →
THE DEALER WILL INSPECT AND, IF NECESSARY, REPLACE ANY SUSPECT BOGIE SPRING INSULATOR CAPS WITH NEW CAPS MEETING THE PROPER SPECIFICATIONS AT NO COST TO OWNER.
Does this mean my vehicle has an open recall?
No. Year/make/model results show campaigns associated with this vehicle configuration. RecallSight can decode your VIN and build the research dossier here; NHTSA remains authoritative for whether a specific VIN has an unrepaired recall.
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Model history
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