MACKMc
NHTSA vehicle recall lookup
1978 Mack Mc recalls
There are 2 NHTSA recall campaigns associated with this vehicle configuration.
Live NHTSA dataVehicle taxonomy resolved as Mack Mc.
Most-mentioned components
VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:HEATER CORE · 1ENGINE AND ENGINE COOLING:ENGINE · 1
Campaign 79V014000
Visibility › Defroster/Defogger/Hvac System › Heater Core
Sep 1, 1979
Summary
A DEFICIENCY IN THE ROUTING OF THE HEATER DUCT HOSE COULD ALLOW THE HOSE TO REST AGAINST A TERMINAL POST OF THE ACCESSORY RELAY. VIBRATION WILL EVENTUALLY CAUSE THE TERMINAL POST TO PENETRATE THE HOSE FABRIC AND SHORT CIRCUIT THE WIRE REINFORCEMENT AND OVERLOAD THE CIRCUIT.
Remedy
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DEALER WILL REPLACE THE PORTION OF THE EXISTING HOSE THAT IS CLOSEST TO THE ACCESSORY RELAY WITH AN ALL-RUBBER HOSE.
Campaign 79V133000
Engine And Engine Cooling › Engine
Jul 5, 1981
Summary
IN THE EVENT OF TURBOCHARGER COMPRESSOR WHEEL FAILURE, ONE OR MORE OF THE FOUR CAPSCREWS THAT HOLD THE TURBOCHARGER TOGETHER MAY BE STRUCK BY PARTS OF THE COMPRESSOR WHEEL, RESULTING IN THE CAPSCREWS BEING DAMAGED. IF THESE CAPSCREWS ARE DAMAGED TO THE POINT THAT THEY ALLOW THE COMPRESSOR BACK PLATE TO DISLOCATE FROM THE TURBOCHARGER BEARING HOUSING, ENGINE LUBRICATING OIL MAY BE ALLOWED TO ESCAPE UNDER PRESSURE, CONTACTING THE ENGINE EXHAUST MANIFOLD SECTIONS OR TURBOCHARGER TURBINE HOUSING.
Remedy
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DEALER WILL INSTALL A SHIELD FOR THE HEADS OF THE FOUR CAPSCREWS, ALONG WITH STRONGER SAE 8 GRADE 8 CAPSCREWS, IF NECESSARY, 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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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
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