Auto Recalls for Consumers

1978 MACK MC Recall - Campaign #79V014000

 
Auto Recalls For Consumers

1978 MACK MC RECALL - #79V014000

RECALL FOR VISIBILITY : DEFROSTER/DEFOGGER/HVAC SYSTEM : HEATER CORE

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.

Information provided by the National Highway Traffic Safety Administration.

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Vehicle 1978 MACK MC
Manufacturer MACK TRUCKS, INCORPORATED
Manufactured between 3/1/1978 - 11/17/1978
Recalled on 10/12/1979
Influenced by MACK TRUCKS, INCORPORATED
Owners Notified on 2/2/1979
# Affected 358
Recalled for VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:HEATER CORE
Description 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.
Consequences
Corrective action DEALER WILL REPLACE THE PORTION OF THE EXISTING HOSE THAT IS CLOSEST TO THE ACCESSORY RELAY WITH AN ALL-RUBBER HOSE.
Notes VEHICLE DESCRIPTION: TRUCKS.SYSTEM: ELECTRICAL; HEAT DUCT HOSE.CONSEQUENCES OF DEFECT: DUE TO A LACK OF CIRCUIT BREAKER PROTECTION, FIRE ANDLOSS OF ALL ELECTRICAL CIRCUITS, INCLUDING HEADLIGHTS, CAN OCCUR AND POSSIBLYLEAD TO A VEHICLE ACCIDENT.
See also 1978 MACK MC Recall for ENGINE AND ENGINE COOLING, ENGINE
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