MACKRs
NHTSA vehicle recall lookup
1975 Mack Rs recalls
There are 7 NHTSA recall campaigns associated with this vehicle configuration.
Live NHTSA dataVehicle taxonomy resolved as Mack Rs.
Most-mentioned components
SERVICE BRAKES, AIR:SUPPLY:HOSES, LINES/PIPING, AND FITTINGS · 2SERVICE BRAKES, AIR:SUPPLY:CHECK VALVE · 1STEERING: STEERING WHEEL/HANDLE BAR · 1SERVICE BRAKES, AIR:ANTILOCK:CONTROL UNIT/MODULE · 1ELECTRICAL SYSTEM:WIRING · 1SERVICE BRAKES, AIR:ANTILOCK:WHEEL SPEED SENSOR · 1
Campaign 78V030000
Service Brakes, Air › Supply › Hoses, Lines/Piping, And Fittings
Sep 2, 1978
Summary
A DESIGN DEFICIENCY EXISTS IN THE AIR DRYER PIPING IN THE AREA OF THE PRESSURE RELIEF VALVE AND COMPRESSOR GOVERNOR CONTROL LINK. MOISTURE IS PASSED AND BUILDS UP IN THIS RELIEF VALVE AND CONTROL LINE. IN FREEZING AMBIENT TEMPERATURES, THIS MOISTURE MAY FREEZE, ALLOWING THE CHASSIS AIR SYSTEM PRESSURE TO EXCEED 150 PSI. EXCESSIVE AIR SYSTEM PRESSURE CAN CAUSE SEPARATION OF AIR PIPING CONNECTIONS AND AIR SYSTEM VALVE FAILURE.
Remedy
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THE DEALER WILL RELOCATE THE AIR SYSTEM COMPRESSOR GOVERNOR LINE AND PRESSURE RELIEF VALVE TO ELIMINATE MOISTURE ACCUMULATION.
Campaign 75V141000
Service Brakes, Air › Supply › Check Valve
Dec 7, 1976
Campaign 75V139000
Service Brakes, Air › Supply › Hoses, Lines/Piping, And Fittings
Dec 7, 1976
Campaign 79V134000
Steering › Steering Wheel/Handle Bar
Jun 5, 1981
Summary
IN THE INVOLVED TRUCKS IT IS POSSIBLE THE ADJUSTABLE STEERING COLUMN REAR MOUNTING BRACKET COULD FAIL, ALLOWING STEERING WHEEL ASSEMBLY TO FALL DOWN ONTO THE OPERATOR"S LAP.
Remedy
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DEALER WILL INSTALL AN ADDITIONAL BRACKET IN THIS AREA TO PREVENT THE STEERING WHEEL FROM DISLOCATING IN THE EVENT OF A BRACKET FAILURE.
Campaign 78V068000
Service Brakes, Air › Antilock › Control Unit/Module
Apr 4, 1978
Summary
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.
Remedy
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THE DEALER WILL INSPECT AND, IF NECESSARY, REPLACE THE ANTI-WHEEL LOCK CONTROLLER WITHOUT CHARGE TO OWNER.
Campaign 75V070000
Electrical System › Wiring
Jan 5, 1975
Campaign 76V006000
Service Brakes, Air › Antilock › Wheel Speed Sensor
Jan 1, 1977
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.
Check a VIN on RecallSight →What should I do?
Review the remedy and manufacturer guidance for each campaign. Safety recall remedies are generally provided by manufacturers without charge when the vehicle is covered.
Model history
See every Mack Rs model year
Browse all official vPIC model years, including years RecallSight has not indexed yet, then compare the evidence as each year is loaded.