RoadVitals

1991 Porsche 911 Recalls

Safety recall campaigns filed with NHTSA that cover this model year

Data refreshed

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.gov
Recall campaignsA 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.
4
Newest Aug 8, 1996
Carrying an NHTSA advisoryCampaigns where NHTSA told owners not to drive the vehicle, or to park it outside, until the repair is done.
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Open investigationsNHTSA opens an investigation to examine whether a safety defect may exist. An open investigation is not a determination that a defect exists, and many investigations close without a recall. Investigations can, however, lead to one.
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Recall campaigns

4 campaigns cover this model year — what the defect is, what it could cause, and what the remedy is

STEERING: STEERING WHEEL/HANDLE BAR

Aug 8, 1996
12,538 units potentially affected
The defect: A PART OF THE STEERING COLUMN UPPER UNIVERSAL JOINT CRACKED DURING THE MANUFACTURING PROCESS.
The risk: THIS CONDITION COULD RESULT IN NOISE AND FREE PLAY IN THE STEERING SYSTEM AND IF LEFT UNCORRECTED, WILL RESULT IN LOSS OF STEERING CONTROL.
The remedy: DEALERS WILL INSPECT THE UNIVERSAL JOINT FOR CRACKS AND WILL REPLACE CRACKED JOINTS WITH NEW PARTS.
PORSCHE CARS N.A. INC.View on NHTSA.gov

SERVICE BRAKES, HYDRAULIC:POWER ASSIST:VACUUM:HOSES, LINES/PIPING, AND FITTINGS

Dec 7, 1993
1,149 units potentially affected
The defect: THE HYDRAULIC BRAKE PRESSURE REDUCTION VALVE CAUSES THE RATE OF HYDRAULIC PRESSURE REDUCTION TO SLOW DOWN, WHICH MAY RESULT IN THE REAR WHEELS LOCKING-UP EVEN WITH THE ANTI-LOCK BRAKE SYSTEM IN OPERATION.
The risk: REAR WHEEL LOCK-UP MAY RESULT IN LOSS OF VEHICLECONTROL AND AN ACCIDENT.
The remedy: PORSCHE DEALERS WILL INSTALL A MODIFIED HYDRAULIC BRAKE PRESSURE REDUCTION VALVE.
PORSCHE CARS N.A. INC.View on NHTSA.gov

ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS

Dec 7, 1993
11,346 units potentially affected
The defect: AFTER THE ENGINE HAS BEEN TURNED OFF, THE REAR HEATER WILL AUTOMATICALLY OPERATE IN ORDER TO DISSIPATE HEAT IN THE ENGINE HEATING SYSTEM. DURING THIS OPERATION, THE RESISTOR FOR THE REAR HEATER BLOWER CAN BECOME OVERLOADED DUE TO A BINDING OR SEIZED REAR HEATER BLOWER.
The risk: THE OVERLOADED RESISTOR CAN CREATE HEAT SUFFICIENT TOIGNITE THE PLASTIC AIR PIPE TO WHICH IT IS CONNECTED, RESULTING IN AN ENGINECOMPARTMENT FIRE.
The remedy: PORSCHE DEALERS WILL INSTALL A NEW RESISTOR CONTAINING A CIRCUIT BREAKER.
PORSCHE CARS N.A. INC.View on NHTSA.gov

VEHICLE SPEED CONTROL

Oct 5, 1992
11,091 units potentially affected
The defect: THE BALL SOCKETS ON THE CRUISE CONTROL LINKAGE CAN BREAK, ALLOWING THE CRUISE CONTROL LINKAGE TO BECOME DETACHED ON ONE END AND JAM ON NEARBY COMPONENTS, WHICH COULD IMPAIR THROTTLE PLATE OPERATION.
The risk: IMPAIRED THROTTLE PLATE OPERATION COULD PREVENT THEENGINE FROM RETURNING TO IDLE, RESULTING IN UNWANTED ENGINE SPEED AND POSSIBLEVEHICLE ACCIDENT.
The remedy: REPLACE THE CURRENT PLASTIC BALL SOCKETS WITH A NEW LINKAGE USING STEEL BALL SOCKETS, AND LUBRICATE THE CRUISE CONTROL RELAY LEVER. OWNERS ARE ADVISED NOT TO USE THE CRUISE CONTROL UNTIL THE MODIFICATION IS INSTALLED.
PORSCHE CARS N.A. INC.View on NHTSA.gov

What a recall is

Safety recall
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.
Safety investigation
NHTSA opens an investigation to examine whether a safety defect may exist. An open investigation is not a determination that a defect exists, and many investigations close without a recall. Investigations can, however, lead to one.
Manufacturer communication
Manufacturers file copies of the bulletins they send to dealers with NHTSA. These often describe diagnostic or repair procedures for a known condition. They are not recalls: repairs described in a bulletin are usually only free if the vehicle is still under warranty or the manufacturer has extended coverage.

Elsewhere on this vehicle

Data sources

Data on this page last refreshed .