CAR WILL DOWNSHIFT AND ACCELERATE UNDER ALL CONDITIONS.I.E. FROM A START OR WHILE AT A CONSTANT SPEED IT WILL DOWNSHIFT AND ACCELERATE.
1994 Ford Thunderbird
Owner reports · Recalls · Investigations
Limited comparison data
There is not enough comparable history to draw a useful model-year comparison.
About this comparison →How this year compares
Owner complaints by model year
Compare all Thunderbird years →Counts vary with age, sales and reporting. They are not failure rates.
What owners reported most
All reported categories
Tap a category to read its complaints. One report may name several components.
When problems were reported
Mileage at the reported incident
Limited mileage data: 17 of 300 reports include usable mileage. There isn’t enough coverage to show a useful chart.
NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.
What to inspect
Issues worth paying extra attention to based on owner reports.
- Power Train. Review the 92 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Service Brakes, Hydraulic. Review the 75 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Engine And Engine Cooling. Review the 61 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
What owners actually said
300 reportsA MALFUNCTION OCCURRED WITHIN THE TRANSMISSION THAT WHEN THE VEHICLE IS BEING DRIVEN BETWEEN 35-40 MPH, IT SHIFTS FROM 3RD GEAR INTO OVER DRIVE. CAUSE UNKNOWN. DEALER CANNOT IDENTIFY THE PROBLEM. PLEASE GIVE ANY FURTHER DETAILS. *AK
THE EEC WIRING (TWO HARNESSES FOR THE TRANSMISSION) FAILED. THE FAILURE CAUSED THE ENGINE AND TRANSMISSION TO OPERATE ERRATICALLY. THE DEALER STATES THAT THE FAILURE WAS DUE TO WATER AND SNOW SPLASHING UP ONTO THE WIRING CAUSING A GREAT DEAL OF CORROSION. THE REPLACEMENT PARTS WILL BE THE SAME AS THE ORIGINAL PARTS. NO OTHER…
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THE EEC WIRING (TWO HARNESSES FOR THE TRANSMISSION) FAILED. THE FAILURE CAUSED THE ENGINE AND TRANSMISSION TO OPERATE ERRATICALLY. THE DEALER STATES THAT THE FAILURE WAS DUE TO WATER AND SNOW SPLASHING UP ONTO THE WIRING CAUSING A GREAT DEAL OF CORROSION. THE REPLACEMENT PARTS WILL BE THE SAME AS THE ORIGINAL PARTS. NO OTHER MEASURES ARE SUGGESTED BY THE MANUFACTURER TO AVOID THIS PROBLEM IN THE FUTURE. THE WIRING IN QUESTION SHOULD HAVE BEEN ADEQUATELY SHIELDED IN ORDER TO PREVENT THE EXPOSURE THAT CAUSED THE CORROSION.
TO WHOM THIS MAY CONCERN: I AM WRITING TO INFORM YOU OF AN EXTREMELY DANGEROUS DEFECT WITH THE FORD THUNDERBIRD. LUCKILY, I DID NOT INCUR ANY BODILY HARM, BUT THE POTENTIAL FOR PERSONAL INJURY IS SIGNIFICANT. ON SEPTEMBER 15, 1998 THE COMPUTER ON MY THUNDERBIRD FAILED. EVERYTHING ON MY CAR IS CONTROLLED BY THIS SINGLE PA…
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TO WHOM THIS MAY CONCERN: I AM WRITING TO INFORM YOU OF AN EXTREMELY DANGEROUS DEFECT WITH THE FORD THUNDERBIRD. LUCKILY, I DID NOT INCUR ANY BODILY HARM, BUT THE POTENTIAL FOR PERSONAL INJURY IS SIGNIFICANT. ON SEPTEMBER 15, 1998 THE COMPUTER ON MY THUNDERBIRD FAILED. EVERYTHING ON MY CAR IS CONTROLLED BY THIS SINGLE PART TO SOME DEGREE. THE THUNDERBIRD HAS ELECTRONIC FUEL INJECTION, WHICH DEPENDS SOLELY ON THE COMPUTER TO REGULATE THE GAS FLOW. INSTEAD OF SHUTTING EVERYTHING DOWN WHEN THE COMPUTER FAILED, THE COMPUTER ACTUALLY ALLOWED AND UNREGULATED FLOW OF GASOLINE INTO THE ENGINE. THIS DESIGN FLAW HAS THE POTENTIAL TO CAUSE TWO SIGNIFICANT SITUATIONS THAT WOULD CAUSE HUMAN INJURY. FIRST, THE EXCESS GAS IN THE ENGINE COULD CAUSE A FIRE, OR EVEN WORSE, AN EXPLOSION IN THE ENGINE. SECOND, THE EXCESS GAS MAY CAUSE THE CAR TO ACCELERATE AGAINST THE DRIVER'S WILL AND CAUSE THE DRIVER TO LOOSE CONTROL OF THE VEHICLE. IN ADDITION TO THE POTENTIAL FOR INJURY, THIS FLAW IS ALSO VERY COSTLY TO REPAIR. THE EXCESS GAS IN THE ENGINE CAUSES SIGNIFICANT DAMAGE TO THE ENGINE. WHILE THE COMPUTER COST 'ONLY' $550 TO REPLACE, THE BILL TO REPAIR THE ENGINE DAMAGE WAS OVER $2000. MY CAR HAS HIGH MILEAGE FOR A 1994 VEHICLE, SO THIS MAY BE ONE OF THE FIRST COMPLAINTS FILED FOR THIS TYPE OF PROBLEM. HOWEVER, I BELIEVE THAT THIS IS A SERIOUS ISSUE THAT NEEDS TO BE PROMPTLY ADDRESSED BY FORD. PLEASE INVESTIGATE THIS ISSUE AND MAKE CONSUMERS AWARE OF THIS POTENTIALLY DEADLY PROBLEM.
97S84; FUEL LINE RUBS AGAINST THE FLOOR PAN, FORD CONTACTED AND NO CHANGES HAVE BEEN MADE AFTER THE RECALL. *AK
TORQUE CONVERTER FAILED CAUSING TRANSMISSION TO SHUDDER AT SHIFT POINTS INTO THIRD & OVERDRIVE WITH NORMAL ACCELERATION, UPON AGGRESSIVE ACCELERATION THE ENGINE TURNS TO 4,500 RPM BEFORE SHIFTING IN TO SECOND. *ET
TORQUE CONNVERTER ON THE TRANSMISSION WENT OUT PREMATURELY, CAUSING THE VEHICLE TO SHAKE AND VIBRATE VERY HARD WHEN DRIVING ABOVE 35MPH. CONSUMER HAS CONTACTED THE DEALER. *AK
WHILE DRIVING THE VEHICLE AT 35 MPH TO 45 MPH THE VEHICLE SUDDENLY ACCELERATED. WILL TAKE OFF AND THE ENGINE WILL START TO JUMP. THE DEALER WAS INFORMED ABOUT THE PROMBLEM. *AK
NUMEROUS ELECTRICAL PROBLEMS.
TORQUE CONVERTER SHUTTERS
Official recalls
0No recalls in this snapshot.
Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗
NHTSA investigations
0No exact-year investigations in this snapshot.
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