Defroster/defogger/hvac system: heater coreRecall 77V-166 · 1975–1977 Porsche 911
PORSCHE CARS N.A. INC. recall 77V-166 covers 2,800 1975–1977 Porsche 911 for a defroster/defogger/hvac system: heater core problem, reported to NHTSA on October 5, 1977.
Source: NHTSA recall 77V166000 and manufacturer quarterly reports. Started by the manufacturer.
The problem
THE INSTALLATION OF THE VPC AIR CONDITIONER REQUIRES REPLACEMENT OF THE STANDARD HEATER HOSE WITH A SPECIAL HOSE. THIS HOSE MAY HAVE BEEN PUSHED TOO FAR INTO THE HEAT EXCHANGER AND MAY COME INTO CONTACT WITH THE EXHAUST PIPE.
The fix
DEALER WILL REPLACE THE ALUMINUM-PAPER-ALUMINUM HOSE WITH AN ALL-ALUMINUM HOSE WITHOUT CHARGE TO OWNER.
VEHICLE DESCRIPTION: PASSENGER VEHICLES EQUIPPED WITH VPC AIR CONDITIONERS.SYSTEM: EXHAUST MANIFOLD; HEATER HOSE.CONSEQUENCES OF DEFECT: THE TEMPERATURE IN THE SPECIAL ALUMINUM-PAPER-ALUMINUMHOSE CAN APPROACH THE IGNITION POINT OF THE PAPER, POSSIBLY LEADING TO AVEHICLE FIRE AND SERIOUS INJURY TO PASSENGERS.
Recall repairs are free. Confirm whether this recall is open on your vehicle by entering its VIN at nhtsa.gov/recalls.