Problems · by component

2003 Ford Mustang power train problems

40 owner complaints to NHTSA about the 2003 Ford Mustang cite power train, 15% of all 271 complaints for this model year.

Complaints
40
15% of all complaints
Crashes
2
Reported by owners
Fires
1
Reported by owners
Injuries
1
Reported by owners
01 —Owner reports

What owners say about the power train

Verbatim from NHTSA complaints, newest first
“TL* THE CONTACT OWNS A 2003 FORD MUSTANG. THE CONTACT STATED THAT THE DOORS COULD NOT BE LOCKED OR UNLOCKED BY USING THE KEYLESS REMOTE SENSOR. IN ADDITION, THE VEHICLE COULD NOT BE SHIFTED INTO GEAR. THE CONTACT HAD TO ABRUPTLY FORCE THE GEAR SHIFTER INTO NEUTRAL. THE CONTACT THEN DEPRESSED THE BRAKES AND YANKED THE GEAR SHIFT HARDER AS THE VEHICLE SHIFTED INTO DRIVE. THE VEHICLE WAS TAKEN TO THE DEALER FOR INSPECTION BUT WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE ISSUE BUT PROVIDED NO ASSISTANCE. THE FAILURE MILEAGE WAS 163,035.”
Owner complaint to NHTSAFiled Jul 13, 2012Power train, Latches/locks/linkagesODI 10465530
“THE PUSH BUTTON ON THE HANDLE OF THE SHIFTER THAT YOU HAVE TO PRESS TO GET IT OUT OF PARK ON MY 2003 MUSTANG IS STICKING. IT'S AS THOUGH YOU TRY TO PUSH IT WHILE NOT STEPPING ON THE BRAKE BUT WE ARE STEPPING ON THE BRAKE. WE TRY JIGGLING AND PUSHING AND AFTER A FEW MINUTES OF FIGHTING WITH IT, IT STARTS WORKING FINE UNTIL THE NEXT TIME I HAVE TO DRIVE IT SOMEWHERE. I HAD TO REPLACE THE SHIFT INTERLOCK CABLE DUE TO IT BINDING UP AND NOT RELEASING PROPERLY. *TR”
Owner complaint to NHTSAFiled Jun 15, 2011Power trainODI 10407047
“TL*THE CONTACT OWNS A 2003 FORD FOCUS. THE VEHICLE WOULD NOT SHIFT INTO REVERSE FROM THE PARK POSITION. IN ORDER SHIFT INTO REVERSE HE HAD TO SHIFT THE VEHICLE INTO NEUTRAL AND ALLOW IT TO SLOWLY ROLL BACKWARDS. UPON DRIVING THE VEHICLE HE ALSO NOTICED THE VEHICLE WOULD NOT SHIFT INTO 6TH GEAR. A DIAGNOSTIC TEST WAS NOT PERFORMED. THE FAILURE AND CURRENT MILEAGES WERE 50,000.”
Owner complaint to NHTSAFiled Nov 3, 2010Power trainODI 10363865
“MY 03' MUSTANG SPIT THE SPARK PLUG OUT OF THE HEAD,AGAIN, TAKING ALL THE THREADS WITH IT. NOW IT IS UNABLE TO RUN DO THE FACT IT HAS A MISSING PLUG. THE DEALERSHIP SAYS IT IS OUT OF THEIR HANDS DO TO NOT BEING UNDER WARRANTY ANY LONGER. FORD MOTOR CO. SAID THEY WILL NOT FIX THE CAR,IT IS OUT OF WARRANTY. SORRY THE SPARK PLUG WAS EJECTED OUT OF THE HEAD. WE CAN NOT FIX IT UNLESS YOU PAY FOR PARTS/LABOR OUT OF YOUR POCKET. THIS IS A VERY WELL KNOWN ISSUE FOR FORD, I DO NOT UNDERSTAND WHY THE ARE ACTING LIKE THERE IS NOT 1000'S OF PEOPLE THIS HAS HAPPENED TO. MY NEXT STEP IS TO HIRE A CLASS ACTION ATTORNEY AND SEE ABOUT GETTING MY CAR FIXED. *TR”
Owner complaint to NHTSAFiled Mar 17, 2009Power trainODI 10262189
“SPARK PLUG WAS SPIT OUT OF HEAD. IT HAS THE FACTORY PLUGS IN IT NEVER BEEN CHANGED. THE DEALERSHIP SAID THAT NOTHING WAS WRONG WITH MY CAR,THE DEALERSHIP, CHECKED SPARK PLUG IN QUESTION,THEN TOLD ME THAT THERE WAS NOTHING WRONG WITH MY CAR AND SENT ME ON MY WAY. AT THIS POINT I DO NOT KNOW IF IT IS OK OR NOT? BUT I AM DRIVING IT TILL IT BREAKS AGAIN. *TR”
Owner complaint to NHTSAFiled Oct 6, 2008Power trainODI 10244464
“WHILE DRIVING IN A NICE ASPHALTED ROAD UP A HILL, I FELT LIKE THE TRANSMISSION SUDDENLY STARTED TO SLIP. THE VEHICLE LOST FORWARD MOMENTUM SO I LOOKED FOR A SAFE PLACE TO MAKE AN EMERGENCY STOP. I ENDED UP AT A SERVICE STATION WHERE THE VEHICLE CAUGHT FIRE QUICKLY. THE VEHICLE WAS COMPLETELY LOST AND THE SERVICE STATION SUFFERED CONSIDERABLE DAMAGE. *TR”
Owner complaint to NHTSAFiled Dec 18, 2007Power trainFire reportedODI 10212253

Showing 6 of 40 reports. Read every report on NHTSA.gov.

Data from NHTSA Complaints API (owner reports, unverified) · synced Nov 10, 2026NHTSA vehicle page

Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.