ON THE INVOLVED VEHICLES, THERE IS THE POSSIBILITY THAT FUEL WETTING IN THE DRAIN PLUG AREA OF THE FUEL TANK COULD EXIST. THIS IS CAUSED BY A POSSIBLE SOLDERING INCONSISTENCY AT THE DRAIN PLUG FLANGE OF THE FUEL TANK OR AN INCONSISTENCY OF FITTING BETWEEN THE DRAIN PLUG THREADS. IF FUEL WETTING SHOULD OCCUR AT THE DRAIN PLUG AREA, A COMBUSTIBLE MIXTURE COULD RESULT.
Manufacturer remedy
DEALER WILL INSPECT AND REPLACE THE FUEL TANK, IF NECESSARY, AT NO COST TO OWNER.
THE INVOLVED VEHICLES CONTAIN A POTENTIALLY DEFECTIVE PRESSURE CONTROL VALVE IN THE EVAPORATIVE EMISSION CONTROL SYSTEM WHICH, THROUGH EXCESS PRESSURE OVER EXTENDED PERIODS, COULD CAUSE METAL FATIGUE AND EVENTUALLY FUEL VAPORS TO BE EMITTED INTO THE ATMOSPHERE THROUGH HAIRLINE CRACKS IN THE FUEL TANK.
Manufacturer remedy
DEALER WILL INSPECT THE TANK AND MAKE REPLACEMENTS, IF NECESSARY. THE VALVE WILL BE REPLACED TO CORRECT THE EMISSION AND SAFETY-RELATED PROBLEMS. CERTAIN VEHICLES WILL REQUIRE INSTALLATION OF A FILLER INLET FUEL TRAP AND A FEEDER PUMP TO ELIMINATE THE POSSIBILITY OF FUEL SURGE AND VAPOR LOCK.
Fuel system, gasoline: storage: tank assembly: filler pipe and cap
Manufacturer
VOLVO OF AMERICA CORP.
Vehicles affected
57,000
Reported to NHTSA
1979-01-18
Owners notified
1979-03-26
Defect description
UNDER ADVERSE CONDITIONS OF HIGH AMBIENT TEMPERATURES, PRESSURES AND FUEL VOLATILITY, FUEL MAY SURGE WHEN THE FUEL FILLER CAP IS REMOVED IN A CERTAIN MANNER. UNDER THESE SAME CONDITIONS THE INVOLVED VEHICLES MAY DEVELOP VAPOR LOCK.
Manufacturer remedy
THE DEALER WILL INSTALL A BAFFLE IN THE FUEL FILLER NECK TO PREVENT FUEL SURGE AND INSTALL A NEW PRESSURE CONTROL VALVE, WHICH WILL BRING ABOUT A LOWER VENT PRESSURE. THIS WILL BE DONE AT NO COST TO OWNER.
THE INVOLVED VEHICLES ARE IN NON-COMPLIANCE WITH FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 124, "ACCELERATOR CONTROL SYSTEMS". THE THROTTLE CABLE PLASTIC SLEEVE ON THESE VEHICLES, WHICH IS ATTACHED TO THE FIREWALL, COULD BREAK AT THE GROOVE FOR THE RETAINING CIRCLIP ALLOWING THE BUFFER SPRING THERE TO EXPAND AND CAUSE AN INCREASE IN ENGINE SPEED. ALSO, THE THROTTLE CABLE COULD BECOME FRAYED BY CHAFING AGAINST INCORRECTLY EXPOSED REINFORCING MATERIAL FROM THE CABLE SHEATH, AT THE ENGINE END OF THE CABLE. THE CABLE COULD THEN BECOME STUCK AT ANY ENGINE SPEED.
Manufacturer remedy
DEALER WILL REPLACE THE ACCELERATOR CABLE AND RETAINING BRACKET AND INSTALL NEW RETURN SPRINGS, IF NECESSARY, AT NO COST TO OWNER.
No remedy is listed yet. This typically indicates the manufacturer reported the defect before finalizing a repair procedure.
Owner complaints
A complaint is one person's report to a federal agency. It is not a finding.
No complaints recorded for this model year.
Safety recall repairs are provided free of charge by franchised dealers, regardless of vehicle age or mileage. This page displays aggregated data for the model year. To check recall status for a specific vehicle, search its VIN at nhtsa.gov.