NHTSA safety recall
Recall 79V014000: VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:HEATER CORE
MACK TRUCKS, INCORPORATED · Reported to NHTSA Jan 9, 1979
Recalls apply to specific vehicles, not to every vehicle of a model year. Check your VIN with NHTSA or your manufacturer's dealer to confirm whether a recall affects your vehicle.
Check a VIN on NHTSA.govWhat this recall covers
NHTSA's campaign record, quoted as published
The defect
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.
The remedy
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.
A safety recall is issued when a manufacturer or NHTSA determines that a vehicle has a safety-related defect or does not comply with a federal motor vehicle safety standard. Recall repairs are free. Whether a specific vehicle is covered depends on its VIN — a recall listed for a model year does not necessarily apply to every vehicle of that year.
Campaign details
Identifiers and dates as filed with NHTSA
- Manufacturer
- MACK TRUCKS, INCORPORATED
- Manufacturer's campaign number
- Not recorded
- NHTSA campaign number
- 79V014000
- Units potentially affected
- 358
- Report received
- Jan 9, 1979
- Production range
- Mar 1, 1978 – Nov 17, 1978
- Campaign type
- Vehicle
- Federal safety standard (FMVSS)
- Not recorded
Vehicles covered
2 model years across 2 models
Recalls apply to specific vehicles, not to every vehicle of a model year. Check your VIN with NHTSA or your manufacturer's dealer to confirm whether a recall affects your vehicle.