Problems · by component
2006 Ford Mustang electrical system problems
42 owner complaints to NHTSA about the 2006 Ford Mustang cite electrical system, 7% of all 575 complaints for this model year.
Complaints
42
7% of all complaints
Crashes
3
Reported by owners
Fires
0
Reported by owners
Injuries
2
Reported by owners
What owners say about the electrical system
Verbatim from NHTSA complaints, newest first
“I bought a 2006 Mustang convertible for my wife on her 40th birthday. We store the car every winter and bring the battery into the home. Car has 40k miles. 6 years ago we began experiencing amperage draw while the vehicle is off. I have went through 4 batteries, 1 alternator, several flat bed truck tows, and weeks into service at my local Ford dealer - only to have the dealership continue to tell me how difficult it is to find 'parasitic' amp draw because it is intermittent. My wife has had it being stuck and now afraid to drive the car, and contemplating to get rid of it. I work for a major tier 1 automotive supplier in engineering and know how my company pays special attention to NHTSA complaints and investigations relating to our products. I am hopeful that Ford engineering will get a hold of me and get this right before I take the Mustang to the scrap yard!”
“WHEN I TRY TO PUT GAS IN MY CAR THE CAR WILL ONLY ALLOW ME TO PUT HALF OF A TANK IN THE CAR AND I HAVE TO FORCE IT TO TAKE MORE WHICH AS CAUSE THE GASOLINE TO OVERFLOW EVEN WHEN THE TANK IS NOT FULL. I HAVE TRIED TAKING IT TO VARIOUS GASOLINE STATIONS ALL DIFFERENT BRANDS TO SEE IF THERE ARE ANY DIFFERENCES BUT HAVE NOT HAD ANY SUCCESS.ALSO THE VEHICLE IS STAIONARY. THIS ORIGINALLY HAPPEN IN 2019 BUT IT HAS HAPPEN EVERY TIME SINCE THEN. ALSO MY REVERSE LIGHT WILL NOT TURN OFF FOR SOME REASON. DON'T KNOW WHY.”
“THE "WELL" UNDERNEATH THE WINDSHIELD BECAME CLOGGED WITH DEBRIS, CAUSING WATER TO BACK UP THROUGH THE A/C VENTS INTO THE CAR, DAMAGING THE ELECTRICAL EQUIPMENT. THERE ARE NO INSTRUCTIONS IN THE MANUAL RELATED TO SERVICING THIS PART OF THE CAR. ADDITIONALLY, THE DOOR HANDLES CAN BECOME "STUCK" IN THE OPEN POSITION WITHOUT THE DRIVER NOTICING BECAUSE THE DOOR STILL CLOSES; HOWEVER, THE DOORS MAY COME BACK OPEN WHEN THE VEHICLE IS OPERATED. *TR”
“THE SPEEDOMETER, TACHOMETER, RPM, GAS GAUGE AND PROBABLY COOL/HEAT GAUGE AREN'T WORKING. I SEE A LOT OF PEOPLE COMPLAINING OF THE SAME ISSUES WITH THE MODEL YEAR ONLINE. WHAT CAN BE DONE TO FIX THEM? I JUST BOUGHT THE CAR YESTERDAY AND SPOTTED IT AS I WAS DRIVING CAR HOME”
“CAR SUDDENLY WENT INTO LIMP MODE, NO REASON. JUST STARTED IT UP ONE DAY AND IT JUST DID NOT WANT TO MOVE. NO ONE KNOWS HOW TO GET IT OUT OF THE MODE. MANY MECHANICS HAVE TRIED WITH NO LUCK. NOW A MECHANIC SAYS I HAVE A FAULTY COMPUTER. 3 YEARS OF IT ACTING THIS WAY.. COMPUTER DIAGNOSIS SHOWED MANY THINGS MESSED UP, EVEN AFTER REPLACING ALL OF THOSE (AND I AM SURE SOME WERE UNEEDED) THE CAR IS STILL IN LIMP MODE, HAS NO POWER AT ALL AND HAS BEEN BASICALLY DOWN FOR 3 YEARS. BEAUTIFUL LAWN ORNAMENT BUT IT BEING ALL I HAVE LEFT OF MY LATE HUSBAND, I'M NOT HAPPY IT JUST SITS THERE. NO MECHANIC WANTS TO EVEN TOUCH IT!”
“FOR ABOUT 3 YEARS, CONSTANT PROBLEM WITH WATER LEAKING ONTO MY PASSENGER FLOOR BOARD. I HAVE TO PUT PLASTIC BAGS OUTSIDE THE WINDSHIELD UNDERNEATH THE WIPERS EVERY TIME IT RAINS. THIS DOESN'T KEEP ALL THE RAIN FROM COMING IN BUT IT HELPS. I CAN NO LONGER GO THROUGH A CAR WASH BECAUSE IT FLOODS THE INSIDE OF MY CAR. I NOW HAVE A PLASTIC BUCKET ON THE PASSENGER FLOOR BOARD IN CASE IT RAINS WHILE I AM DRIVING SO THE INTERIOR DOESN'T GET FLOODED. THERE IS NOW A MILDEW SMELL IN MY CAR. THERE HAVE BEEN MANY COMPLAINTS ABOUT THIS SO IT IS RIDICULOUS THAT WE CONSUMERS HAVE TO FOOT THE BILL FOR AN ISSUE THAT FORD HAS KNOWN ABOUT FOR A LONG TIME. THE LAST TIME I CHECKED WITH A DEALER A FEW YEARS AGO THEY SAID IT WOULD COST APPROX. $800-900 TO TRY TO FIX; I'M SURE SOME PEOPLE HAVE AN EXTRA GRAND LAYING AROUND BUT I SURE DON'T. FORD NEEDS TO ISSUE A RECALL ON THIS ISSUE!! IT IS A SAFETY AS WELL AS A HEALTH HAZARD, ESPECIALLY IF PEOPLE HAVE SMALL CHILDREN. I AM THE SECOND OWNER OF THE CAR AND IT STARTED AT ABOUT 70,000 MILES.”
Showing 6 of 42 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.