NHTSA owner reports · September 18, 2026 snapshot.
Electrical System complaints
58 reportsClear category filter46,000 miles · Jan 14, 2011
Electrical System
TL* THE CONTACT OWNS A 2005 FORD MUSTANG GT. THE CONTACT STATED THAT WHILE DRIVING APPROXIMATELY 35 MPH, SHE NOTICED THAT THE SPEEDOMETER WAS READING AN INACCURATE SPEED OF 65 MPH. THE CONTACT DROVE THE VEHICLE AND PARKED IT YET THE SPEEDOMETER CONTINUED TO DISPLAY 60 MPH. THE VEHICLE WAS NOT INSPECTED OR REPAIRED. THE MANUFACTU…
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TL* THE CONTACT OWNS A 2005 FORD MUSTANG GT. THE CONTACT STATED THAT WHILE DRIVING APPROXIMATELY 35 MPH, SHE NOTICED THAT THE SPEEDOMETER WAS READING AN INACCURATE SPEED OF 65 MPH. THE CONTACT DROVE THE VEHICLE AND PARKED IT YET THE SPEEDOMETER CONTINUED TO DISPLAY 60 MPH. THE VEHICLE WAS NOT INSPECTED OR REPAIRED. THE MANUFACTURER WAS CONTACTED AND THEY INFORMED THE CONTACT THAT THEY ARE NOT AWARE OF ANY FAILURES SIMILAR TO HERS. THE FAILURE MILEAGE WAS APPROXIMATELY 46,000.
NHTSA ODI #10376683
44,500 miles · Jan 4, 2011
Electrical System
MY 2005 FORD MUSTANG GT HAS SEEN FIRST THE FUEL GAUGE FAIL ( JUNE 2010) AND NOW THE TEMP GAUGE FAIL (DEC 2010). BOTH EITHER DON'T WORK AT ALL OR GIVE FAULTY RANDOM READINGS. NUMEROUS OTHERS HAVE COMPLAINED ABOUT THE SAME ISSUES FOR THE 2005. FORD DEALER ADMITS THAT THEY (GALPIN FORD, CALIFORNIA) HAVE SEEN THIS MULTIPLE TIMES BUT…
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MY 2005 FORD MUSTANG GT HAS SEEN FIRST THE FUEL GAUGE FAIL ( JUNE 2010) AND NOW THE TEMP GAUGE FAIL (DEC 2010). BOTH EITHER DON'T WORK AT ALL OR GIVE FAULTY RANDOM READINGS. NUMEROUS OTHERS HAVE COMPLAINED ABOUT THE SAME ISSUES FOR THE 2005. FORD DEALER ADMITS THAT THEY (GALPIN FORD, CALIFORNIA) HAVE SEEN THIS MULTIPLE TIMES BUT REFUSE TO MAKE GOOD ON IT. *TR
NHTSA ODI #10374052
49,289 miles · Dec 20, 2010
Electrical System
TL*THE CONTACT OWNS A 2005 FORD MUSTANG GT. THE CONTACT STATED THAT WHEN HE STARTED THE VEHICLE HE NOTICED THAT THE SPEEDOMETER, AND THE RPMS WERE GIVEN AN INCORRECT READING OF ZERO. THE VEHICLE WAS TAKEN TO THE DEALER WHO ADVISED THAT THE INSTRUMENT PANEL CLUSTER BOARD FAILED AND IT WAS REPLACED. THE FAILURE AND THE CURRENT MIL…
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TL*THE CONTACT OWNS A 2005 FORD MUSTANG GT. THE CONTACT STATED THAT WHEN HE STARTED THE VEHICLE HE NOTICED THAT THE SPEEDOMETER, AND THE RPMS WERE GIVEN AN INCORRECT READING OF ZERO. THE VEHICLE WAS TAKEN TO THE DEALER WHO ADVISED THAT THE INSTRUMENT PANEL CLUSTER BOARD FAILED AND IT WAS REPLACED. THE FAILURE AND THE CURRENT MILEAGES WERE 49,289.
NHTSA ODI #10371743
Mileage unknown · Dec 9, 2010
Electrical System
MY FIRST PROBLEM WAS WHEN THE GAS GAUGE STOPPED WORKING, THANK GOODNESS THE LOW FUEL LIGHT STILL WORKS. THEN THE SPEEDOMETER HAD DAYS WHEN IT WOULD NOT WORK, NOW IT JUST STAYS ON 40MPH. NEXT, THE TEMP GAGE DECIDED TO STAY ON HOT AND NOW IT JUST POINTS STRAIGHT DOWN. FINALLY ON MY WAY HOME TODAY, THE TACH STOPPED WORKING! MY CA…
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MY FIRST PROBLEM WAS WHEN THE GAS GAUGE STOPPED WORKING, THANK GOODNESS THE LOW FUEL LIGHT STILL WORKS. THEN THE SPEEDOMETER HAD DAYS WHEN IT WOULD NOT WORK, NOW IT JUST STAYS ON 40MPH. NEXT, THE TEMP GAGE DECIDED TO STAY ON HOT AND NOW IT JUST POINTS STRAIGHT DOWN. FINALLY ON MY WAY HOME TODAY, THE TACH STOPPED WORKING! MY CAR ONLY HAS 48000 MILES ON IT. I FORGOT THERE IS ONE MORE PROBLEM, THE DRIVER SEAT CONTROLS STILL WORK BUT THE PANEL HAS COME LOOSE FROM THE SEAT. WHO KNEW MY DREAM CAR WOULD BE A NIGHTMARE. *TR
NHTSA ODI #10369832
71,100 miles · Nov 4, 2010
Electrical System
TL*THE CONTACT OWNS A 2005 FORD MUSTANG GT. WHILE DRIVING IN RAINY WEATHER CONDITIONS APPROXIMATELY 40 MPH AT DUSK, THE ENTIRE INSTRUMENT PANEL INDICATORS AND HEADLIGHTS FAILED. THE CONTACT DROVE ONTO THE EMERGENCY LANE FOR FIVE MINUTES BEFORE THE INDICATORS AND HEADLIGHTS BEGAN TO OPERATE. THE CONTACT SAW WATER FROM THE RAIN L…
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TL*THE CONTACT OWNS A 2005 FORD MUSTANG GT. WHILE DRIVING IN RAINY WEATHER CONDITIONS APPROXIMATELY 40 MPH AT DUSK, THE ENTIRE INSTRUMENT PANEL INDICATORS AND HEADLIGHTS FAILED. THE CONTACT DROVE ONTO THE EMERGENCY LANE FOR FIVE MINUTES BEFORE THE INDICATORS AND HEADLIGHTS BEGAN TO OPERATE. THE CONTACT SAW WATER FROM THE RAIN LEAKING ONTO THE FRONT PASSENGER FLOORBOARD AND ON THE ELECTRICAL BOX. THE IDENTICAL FAILURE OCCURRED ON A SEPARATE OCCASION. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALER WHERE THE TECHNICIAN INFORMED HIM THAT THE VEHICLE EXCEEDED THE SERVICE WARRANTY. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE FAILURE MILEAGE WAS 71,100.
NHTSA ODI #10363969
65,000 miles · Oct 20, 2010
Electrical System
I HAVE A 2005 FORD MUSTANG GT, AND THE SPEEDOMETER IS NOT WORKING LIKE IS SHOULD.. IT WILL SHOW THAT I'M GOING 20MPH, AND SOMETIMES IT WILL JUST SHOW 70MPH AT A DEAD STOP.. THIS HAS BECOME A SAFETY ISSUE.. BECAUSE I JUST DON'T KNOW HOW FAST THE CAR IS GOING.. *TR
NHTSA ODI #10361458
32,000 miles · Jul 6, 2010
Electrical System
THE INSTRUMENT CLUSTER IN MY 2005 FORD MUSTANG GT NO LONGER WORKS. FIRST THE FUEL GAUGE STOPPED READING PROPERTY, THEN THE SPEEDOMETER WOULD READ 100 + WHILE GOING ABOUT 40 AND CONTINUED TO BE ERRATIC UNTIL THE NEEDLE ENDED UP POINTING STRAIGHT DOWN. THE SAME THING THEN HAPPENED WITH THE TACH. THIS ALL OCCURRED JUST AFTER 30,…
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THE INSTRUMENT CLUSTER IN MY 2005 FORD MUSTANG GT NO LONGER WORKS. FIRST THE FUEL GAUGE STOPPED READING PROPERTY, THEN THE SPEEDOMETER WOULD READ 100 + WHILE GOING ABOUT 40 AND CONTINUED TO BE ERRATIC UNTIL THE NEEDLE ENDED UP POINTING STRAIGHT DOWN. THE SAME THING THEN HAPPENED WITH THE TACH. THIS ALL OCCURRED JUST AFTER 30,000 MILES. I HAVE RESEARCHED THE ISSUE ON LINE AND THERE ARE NUMEROUS REPORTS OF THIS ISSUE. *TR
NHTSA ODI #10341699
5,000 miles · May 10, 2010
Electrical System
I HAVE REPLACED 2 BATTERIES ON MY 2005 MUSTANG. DEALER SAYS THERE IS ALWAYS A SMALL DRAW ON BATTERY EVEN IF NOTHING IS PLUGGED IN. THEY HAVE CHECKED THE ALTERNATOR AND IT'S OK. IF I DON'T DRIVE MY CAR AT LEAST 2-3 TIMES A WEEK MY BATTERY ALWAYS DIES. THE OTHER DAY I SHUT MY CAR OFF FOR ABOUT 20 MINUTES AND IT DIDN'T WANT TO STAR…
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I HAVE REPLACED 2 BATTERIES ON MY 2005 MUSTANG. DEALER SAYS THERE IS ALWAYS A SMALL DRAW ON BATTERY EVEN IF NOTHING IS PLUGGED IN. THEY HAVE CHECKED THE ALTERNATOR AND IT'S OK. IF I DON'T DRIVE MY CAR AT LEAST 2-3 TIMES A WEEK MY BATTERY ALWAYS DIES. THE OTHER DAY I SHUT MY CAR OFF FOR ABOUT 20 MINUTES AND IT DIDN'T WANT TO START. *TR
NHTSA ODI #10329664
60,000 miles · Feb 10, 2010
Electrical System
SPEEDOMETER ERRATIC AND NOT CALCULATING CORRECT SPEEDS. MORE ERRATIC IN COLD CLIMATE. WHEN THE CAR IS STARTED THE SPEEDOMETER IS AT 20MPH, DRIVE THE CAR IT GETS STUCK ON 50MHP, AND CONTINUES TO RISE. AT TIMES THE SPEEDOMETER WORKS IN WARM WEATHER, BUT I HAVE TO TRY TO RESET IT TO ZERO BEFORE I BEGIN DRIVING. I SEE A LOT OF C…
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SPEEDOMETER ERRATIC AND NOT CALCULATING CORRECT SPEEDS. MORE ERRATIC IN COLD CLIMATE. WHEN THE CAR IS STARTED THE SPEEDOMETER IS AT 20MPH, DRIVE THE CAR IT GETS STUCK ON 50MHP, AND CONTINUES TO RISE. AT TIMES THE SPEEDOMETER WORKS IN WARM WEATHER, BUT I HAVE TO TRY TO RESET IT TO ZERO BEFORE I BEGIN DRIVING. I SEE A LOT OF COMPLAINTS REGARDING THE SPEEDOMETER IN THE MUSTANG FORUMS AND SEE NO RESOLVE TO THE ISSUE. I CONTACTED THE FORD MOTOR COMPANY, AND THEY SAY THERE ARE NO RECALLS. THERE IS OBVIOUSLY AN ISSUE WITH THE SPEED SENSORS, OR THE SPEEDOMETER NEEDLE ITSELF. THIS TO ME IS A SERIOUS SAFETY CONCERN. THIS ISSUE CONTINUES TO OCCUR DAILY. THE ISSUE STARTED SOME TIME AGO, BUT I AM REPORTING NOW SINCE THERE IS NO RESOLVE FROM THE FORD MOTOR COMPANY TO FIX THE ISSUE. *TR
NHTSA ODI #10308379
20,250 miles · Nov 13, 2009
Electrical System
MY CAR IS A 2005 MUSTANG GT WITH ONLY 20250 MILES. I USUALLY KEEP IT IN THE GARAGE, MAINLY DRIVING ON PLEASANT WEEKENDS. ON WEDNESDAY THE 11TH, I WAS DRIVING IN A HEAVY RAIN WHEN THE CAR SUDDENLY LOST ALMOST ALL ELECTRICAL COMPONENTS (I.E. NO POWER TO ANY LIGHTS, RADIO, POWER WINDOWS, DOOR LOCKS ETC.). ALL OF THE IDIOT LIGHTS…
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MY CAR IS A 2005 MUSTANG GT WITH ONLY 20250 MILES. I USUALLY KEEP IT IN THE GARAGE, MAINLY DRIVING ON PLEASANT WEEKENDS. ON WEDNESDAY THE 11TH, I WAS DRIVING IN A HEAVY RAIN WHEN THE CAR SUDDENLY LOST ALMOST ALL ELECTRICAL COMPONENTS (I.E. NO POWER TO ANY LIGHTS, RADIO, POWER WINDOWS, DOOR LOCKS ETC.). ALL OF THE IDIOT LIGHTS CAME ON INDICATING FAILURE ACROSS THE BOARD. THE TRACTION CONTROL WAS ALSO TURNED OFF. WHEN I GOT IT HOME, I NOTICED THAT THE PASSENGER SIDE CARPET WAS WET. I OPENED THE PASSENGER SIDE ACCESS PANEL AND DISCOVERED WATER DRIPPING FROM THE GEM (GENERIC ELECTRIC MODULE). THE UNIT HAD OBVIOUSLY SHORTED OUT CAUSING THE PROBLEMS (CONFIRMED BY WEB RESEARCH AT SEVERAL MUSTANG WEB SITES). NEITHER THE DEALERSHIP OR FORD WILL PAY FOR THE REPAIR BECAUSE THE CAR IS 5 YEARS OLD, EVEN THOUGH IT HAS LOW MILEAGE. THE EXTENDED WARRANTY I PURCHASED DOES NOT COVER THIS DAMAGE EITHER. SEARCHING FORD'S TSBS, REVEALED A TSB ON THE WATER PROBLEM, BUT NOTHING ON THE GEM. FORD IS AWARE OF THE SITUATION, BASED ON OTHER COMPLAINTS, BUT HAS NOT RECALLED THE VEHICLE. THE VEHICLE IS IN THE PROCESS OF DRYING OUT AND HAS NOT BEEN REPAIRED. ESTIMATED COST IS AROUND $1000.00 I BELIEVE THIS IS A CRITICAL ISSUE. HAD THIS PROBLEM OCCURRED DURING NIGHTTIME I WOULD HAVE BEEN INSTANTLY BLIND DUE TO THE LOSS OF HEADLIGHTS, AND HIDDEN FROM OTHER DRIVERS DUE TO LACK OF REAR LIGHTS AND TURN INDICATORS. WITH THE LOSS OF TRACTION CONTROL WHILE DRIVING IN THE RAIN, THE CHANCE OF LOOSING CONTROL OF THE VEHICLE IS AN INCREASED DANGER TO THE OCCUPANTS, OTHER DRIVERS, PEDESTRIANS, AND PROPERTY. THIS CAR SHOULD BE RECALLED. *TR
NHTSA ODI #10292069