RoadVitals

1999 Ford Mustang GT Problems

Owner-reported complaints filed with NHTSA, grouped by component

Data refreshed

Owner complaintsComplaints are reports submitted to NHTSA by owners and drivers. NHTSA does not verify most reports before publishing them, and a complaint does not establish that a defect exists. Volume is influenced by how many of a vehicle were sold, how long it has been on the road, and how much attention an issue has received.
36
Latest Jul 17, 2014
Components namedHow many of our component categories appear on at least one report for this model year. One report can name several.
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Crash or fire reportedComplaints whose submitter recorded that a crash or a fire occurred. These are the reporter's own answers on the NHTSA form, not verified findings.
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What this page shows

Everything below is an owner-reported complaint submitted to NHTSA about the 1999 Ford Mustang GT, grouped by the component NHTSA recorded on the report. These are not confirmed defects, and they are not recalls. NHTSA does not verify most reports before publishing them, and a category with more reports in it is not evidence that a part is defective.

Complaints are reports submitted by owners and drivers to NHTSA. They are not verified and do not establish that a defect exists.

Reports by component

Ranked by how many owner reports name each component category

  • Engine2256.4%
  • Driver assistance410.3%
  • Seat belts25.1%
  • Electrical25.1%
  • Interior & seats25.1%
  • Airbags25.1%
  • Visibility12.6%
  • Powertrain (other)12.6%
  • Suspension12.6%
  • Tires & wheels12.6%
  • Transmission12.6%

Percentages are of component mentions. A single complaint can name more than one component, so these do not sum to the total complaint count.

Each component in detail

What the reports in each category say, in the owners' own words

Engine

Reports naming the engine itself — including stalling, misfires, oil consumption, cooling and internal engine components.

22
reports

From owner reports, verbatim

THE CAR WAS BUILT WITH A PLASTIC INTAKE MANIFOLD. THE MANIFOLD BEGAN LEAKING AT THE THERMOSTAT HOUSING AND THEN THE HEATER HOSE CONNECTION ON THE INTAKE MANIFOLD SUDDENLY BROKE. I NOW HAVE TO HAVE THE ENTIRE INTAKE MANIFOLD REPLACED BECAUSE OF POOR DESIGN AND MATERIAL SELECTION. FORD KNEW OF THE PROBLEM BUT REFUSES TO ADDRESS THE ISSUE AND HOPES IT WILL JUST GO AWAY. THEY SHOULD REIMBURSE THE OWNERS OF THE VEHICLES FOR REPAIRS THAT WERE DUE TO POOR DESIGN AND MATERIALS USED TO MAKE THIS PART. *TR

NHTSA ID 10611188 · filed Jul 17, 2014

SPARK PLUG BLEW OUT OF AN ALREADY FIXED HEAD!!! *TR

NHTSA ID 10447185 · filed Feb 8, 2012
All 22 reports naming engine

Driver assistance

Reports naming forward-collision avoidance, lane keeping, back-over prevention, cruise control and related electronic driver-assistance systems.

4
reports

From owner reports, verbatim

CAR LUNGES IN DRIVE OR REVERSE BEFORE ACCELERATOR IS DEPLOYED. *TR

NHTSA ID 10330287 · filed May 13, 2010

WHEN SLOWING DOWN VEHICLE IDLE SPEED DROPS,AND SUDDENLY PICKS UP, CAUSING CAR TO LURCH FORWARD. *AK

NHTSA ID 10043895 · filed Oct 29, 2003

Too few reports in this category for a page of its own — they appear in the full complaint list.

Seat belts

Reports naming seat belts, buckles, retractors and pretensioners.

2
reports

From owner reports, verbatim

THE FRONT SEAT BELTS MALFUNCTIONED, THEY WILL EITHER NOT RELEASE FROM HOLSTER, OR WHEN RELEASED WILL NOT RETRACT BACK INTO THE HOLSTER WITHOUT EXCESSIVE FORCE BEING APPLIED. THIS CAUSED THE BELTS TO FRAY AT THE EDGES. DEALERSHIP WILL NOT PROVIDE ANY REMEDY OR CAUSE FOR THIS PROBLEM.*AK SEAT BELTS STARTED GETTING HARD TO PULLOUT AND WOULD NOT ROLL BACK UP . *TC

NHTSA ID 10090104 · filed Oct 19, 2004

99 FORD MUSTANG GT OTH FRONT SEATBELTS DO NOT RETRACT BACK INTO REEL. NEED TO BE FED BACK INTO REEL.AR STALLS SOMETIMES FOR NO REASON ON HIGHWAY.*AK

NHTSA ID 10037023 · filed Sep 2, 2003

Too few reports in this category for a page of its own — they appear in the full complaint list.

Electrical

Reports naming the electrical system — wiring, battery, charging, control modules, infotainment and electrical accessories.

2
reports

From owner reports, verbatim

99 FORD MUSTANG GT OTH FRONT SEATBELTS DO NOT RETRACT BACK INTO REEL. NEED TO BE FED BACK INTO REEL.AR STALLS SOMETIMES FOR NO REASON ON HIGHWAY.*AK

NHTSA ID 10037023 · filed Sep 2, 2003

BATTERY WAS CHARGING BECAUSE AMP WAS DRAINING THE BATTERY. VEHICLE WOULD HAVE TO BE JUMPED. DEALER REPLACED AMP, AND THEY SAID IT WAS A DESIGN FLAW. VEHICLE WOULD GET STUCK IN REVERSE. PROBLEM WAS INTERMITTENT. MANAGEMENT A DEALERSHIP SAID IT WILL HAPPEN TIME TO TIME.*AK

NHTSA ID 873958 · filed Oct 26, 2000

Too few reports in this category for a page of its own — they appear in the full complaint list.

Interior & seats

Reports naming seats, latches, locks, linkages and interior fittings.

2
reports

From owner reports, verbatim

THE INCIDENT OCCURRED WHILE DRIVING ON MY WAY TO WORK, ABOUT A BLOCK AWAY FROM MY RESIDENCE. THE SEAT BACK JUST UNEXPECTEDLY FELL TO A FULL RECLINE AGAINST THE BACK SEAT. I WAS ABLE TO DRIVE THE CAR BACK TO MY RESIDENCE SO I COULD EVALUATE WHAT HAD HAPPENED. I TRIED TO VISUALLY SEE IF I COULD IDENTIFY THE PROBLEM BY TRYING TO REPOSITION THE SEAT. I ENDED UP REMOVING THE BLACK PLASTIC COVER, WHICH IS FASTENED OVER THE LEVER/LATCH ASSEMBLY, TO EXPOSE THE INTERNAL MECHANISM OF THE LEVER/LATCH ASSEMBLY ON THE RECLINING SEAT BACK. UPON REMOVING THE PLASTIC COVER, I WAS ABLE TO IDENTIFY A LOOSE BOLT IN THE MECHANISM. I WAS ABLE TO PULL THE BOLT OUT OF THE MECHANISM WITHOUT UNSCREWING IT. THE BOLT LITERALLY SLID STRAIGHT OUT. AS I INSPECTED THE LOCATION WHERE THE BOLT WAS SUPPOSED TO FASTEN INTO, I NOTICED THAT THERE WAS STILL A REMAINING PORTION OF THE BOLT LEFT IN THE MECHANISM. THE BOLT, WHICH FASTENS THE LATCH/LEVER SYSTEM OF THE RECLINING (SEAT BACK) PORTION OF THE FRONT DRIVER'S SEAT, ESSENTIALLY SHEARED IN HALF. THIS CAUSED THE RECLINING (SEAT BACK) PORTION OF THE FRONT DRIVER'S SEAT TO FALL AWAY FROM ITS UPRIGHT POSITION. WITHOUT THE BOLT FASTENED INTO THE LATCH/LEVER ASSEMBLY WHICH ALLOWS DRIVER TO MANIPULATE POSITION OF SEAT BACK THE SEAT BACK IS NOT ABLE TO BE POSITIONED UPRIGHT, ULTIMATELY MAKING DRIVING IMPOSSIBLE. BASICALLY, THE SEAT BACK SWIVELS LOOSELY FROM THE STEERING WHEEL TO THE BACK SEAT AND CANNOT BE SET SECURELY IN AN UPRIGHT DRIVABLE POSITION. THE BOLT IN QUESTION IS A M10 WITH 1.5MM PITCH (METRIC 10), WHICH IS CLOSE IN SIZE TO A 3/8 STANDARD BOLT. I HAVE ONLY OWNED THE CAR FOR 5 YEARS AND 4 MONTHS (I PURCHASED IT IN APRIL OF 1999). THIS IS A SERIOUS PROBLEM THAT COULD HAVE RESULTED IN SERIOUS INJURY AND OR DEATH. THE LOCAL RCHASED THE VEHICLE WOULD DO NOTHING TO HELP ME REMEDY THIS PROBLEM AND DID NOTHING TO RECOGNIZE THE SERIOUSNESS OF THIS KIND OF FAILURE. I WAS FORCED TO FIX THE SEAT ON MY OWN. *AK

NHTSA ID 10090521 · filed Sep 6, 2004

THERE WAS A SERIOUS MALFUNCTION IN THE DRIVERS SEAT ON MY 1999 FORD MUSTANG GT THAT COULD HAVE EASILY CAUSED AN ACCIDENT. I WAS DRIVING DOWN THE HIGHWAY IN LAS VEGAS RETURNING FROM WORK WHEN WITHOUT ANY WARNING, THE MECHANISM THAT HOLDS THE SEAT BACK UP FAILED AND THE SEAT BACK FAIL BACK ON THE REAR SEAT. LUCKILY, I HAD A FIRM GRIP ON THE STEERING WHEEL AND WAS ABLE TO AVOID AN ACCIDENT. I HAD NEVER HAD PROBLEMS WITH THIS SEAT BEFORE, AND IT WAS SUBJECT TO NORMAL WEAR AND TEAR. WHEN I CONTACTED FORD, THEY SAID THAT IT WAS NOT THEIR PROBLEM. WAS OUT OF WARRANTY SO THEY WOULD NOT DO ANYTHING ABOUT IT. I AM VERY CONCERNED THAT SUCH A FAILURE COULD EASILY RESULT IN A LOSS OF CONTROL OF ANOTHER MUSTANG WITH A SIMILAR SEAT, RESULTING IN INJURIES AND FATILITIES.*AK

NHTSA ID 10043898 · filed Oct 29, 2003

Too few reports in this category for a page of its own — they appear in the full complaint list.

Airbags

Reports naming the air-bag system — deployment behaviour, inflators, sensors and warning lights.

2
reports

From owner reports, verbatim

ACCIDENT HEAD ON AND THEN ROLLED ONCE AND AIRBAGS DIDN'T DEPLOY. *JB

NHTSA ID 10144192 · filed Dec 2, 2005

MY SON WAS INVOLVED IN AN ACCIDENT WITH OUR 1999 MUSTANG GT. THE VEHICLE HAS 35,000 MILES ON IT. VIN # [XXX]. MY SON 'T-BONED' A VEHICLE AT APPROXIMATELY 30-35 MPH. OUR VEHICLE SUSTAINED $8000 IN FRONT END DAMAGE. NEITHER THE DRIVERS OR PASSENGERS AIR BAG DEPLOYED. MY SON AND HIS PASSENGER WERE TRANSPORTED BY AMBULANCE TO THE HOSPITAL WITH NECK AND BACK PAIN. THE POLICE AND AMBULANCE DRIVER BOTH SAID THE AIR BAGS SHOULD HAVE DEPLOYED BASED ON THE SEVERITY OF THE CRASH. *NLM INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6). *TR

NHTSA ID 10023005 · filed Jun 13, 2003

Too few reports in this category for a page of its own — they appear in the full complaint list.

Visibility

Reports naming windshields, glass, wipers, defrosters and mirrors.

1
report

From owner reports, verbatim

THIS DOESN'T HAPPEN ALL THE TIME, BUT SOMETIMES WHEN I PUT MY TURN SIGNAL ON IN MY 1999 MUSTANG GT, MY WINDSHIELD WIPERS WILL COME ON. IF I GIGGLE THE HANDLE FROM THE OPPOSITE WAY I WAS TURNING, IT WILL STOP. SOME DAYS IT WILL ONLY DO IT ONCE, AND OTHERS IT DOES IT ALMOST NON STOP WHEN I HAVE THE CAR ON. IT IS A VERY ANNOYING MALFUNCTION, AND HAS COST ME IN REPLACING MY WINDSHIELD WIPERS NUMEROUS TIMES BECAUSE OF THEM RUNNING ON A DRY WINDSHIELD ALL THE TIME. I TALKED TO THE LOCAL FORD STORE HERE, AND THEY TOLD ME THAT THERE WAS A BULLETIN ON IT, BUT NEVER ANY RECALL. I DIDN'T FIND ANYTHING IN YOUR SERVICE BULLETINS, AND I REFUSE TO PAY THE $250 DOLLARS THEY TOLD ME IT WOULD COST TO REPLACE IT.

NHTSA ID 10045506 · filed Nov 5, 2003

Too few reports in this category for a page of its own — they appear in the full complaint list.

Powertrain (other)

Powertrain reports that are not specifically the engine or transmission — driveshafts, axles, transfer cases and differentials.

1
report

From owner reports, verbatim

REAR END HAS FAILED ON VEHICLE TWO TIMES WITHIN 4 YEARS. AFTER 1 YEAR, BEGIN TO HEAR A GRINDING SOUND COMING FROM THE REAR END. THE SECOND INCIDENT, I HEARD A SCRUBBING SOUND COMING FROM THE REAR END.*AK

NHTSA ID 10090660 · filed Sep 8, 2004

Too few reports in this category for a page of its own — they appear in the full complaint list.

Suspension

Reports naming suspension components — springs, struts, shocks, control arms and related hardware.

1
report

From owner reports, verbatim

THIS PAST MAY, AFTER DRIVING A 1999 FORD MUSTANG CONVERTIBLE 50,000 MILES IT WAS INADVERTENTLY DISCOVERED THAT THE FRONT LEFT SUSPENSION SYSTEM HAD ONLY ONE OF TWO BOLT HOLDING THAT ENTIRE SYSTEM TO THE FRAME OF THIS CAR. IT APPEARS THAT THIS 4 INCH BOLT WAS NEVER FASTENED TO THE VEHICLE ALTHOUGH THIS CAR WAS INSPECTED A DOZEN TIMES BY THE DEALER. THIS APPARENTLY DANGEROUS DEFECT WAS DISCOVERED BY AN INDEPENDENT BRAKE SHOP NOT FORD. SINCE MAY OF 2005 THIS VEHICLE HAS BEEN IN STORAGE AWAITING SOME ANSWER BY FORD; NOT UNTIL FOLLOW-UP CALLS WERE RECENTLY PLACED TO FORD DID FORD RESPOND. FORD'S ONLY RESPONSE TO COMPLAINTS ABOUT THIS IS TAKE IT TO THE DEALER TO BE INSPECTED, THE SAME DEALER THAT INSPECTED IT A DOZEN TIMES. FORDS APPARENT LACK OF CONCERN IS TROUBLING. ESPECIALLY IF THIS IS A DANGEROUS VEHICLE TO DRIVE. IN MAY OF 2005, FORD WAS IMMEDIATELY CONTACTED AND ASKED ABOUT POSSIBLE STRUCTURAL DAMAGE GIVEN THE STRESS TO THE REMAINING STEEL COMPONENTS THAT WERE ATTACHED TO THE FRAME. TWO FOLLOW UP CALLS WERE IGNORED; A LETTER TO WM. C. FORD WAS IGNORED. AS FORD'S RESPONSE IS AWAITED, THIS VEHICLE HAS BEEN PLACED IN STORAGE IN THAT IT APPEARS TO BE A DANGER TO DRIVE. NOT KNOWING WHETHER THIS IS A FLUKE OR NOT, YOUR OFFICE IS BEING CONTACTED. GIVEN THE POTENTIAL PROBLEMS IF THIS IS NOT AN ISOLATED INCIDENT, YOUR OFFICE'S INVESTIGATORS ARE WELCOME TO INSPECT THIS VEHICLE BEFORE IT IS FIXED BY A COMPANY OTHER THAN FORD. YOUR RESPONSE IS WELCOME, THANK YOU. *JB

NHTSA ID 10136047 · filed Sep 9, 2005

Too few reports in this category for a page of its own — they appear in the full complaint list.

Tires & wheels

Reports naming tires, wheels, hubs, or the tire-pressure monitoring system.

1
report

From owner reports, verbatim

DT: THE SPARE TIRE IN THE TRUNK OF THE VEHICLE H BLEW UP. THE VEHICLE WOULD NOT START BECAUSE THE TIRE CAUSED THE TRIP WIRE TO SHUT OFF THE FUEL. AFTER CONSUMER'S HUSBAND PUSHED A RESET BUTTON THE VEHICLE STARTED. THE VEHICLE WAS A CONVERTIBLE. THE CONVERTIBLE TOP WAS PULLED BACK ON THE LEFT SIDE BY THE EXPLOSION, AND THE TRUNK LID WAS PUSHED. BEFORE THERE WAS A RATTLING NOISE IN THE TRUNK AND THE CONSUMER TOOK THE TIRE OUT. AFTER CLEANING THE TRUNK OUT SHE PUT THE TIRE BACK IN, AND HAD NOT USED IT. A WEEK LATER IT BLEW OUT. THE CONSUMER HAD THE VEHICLE SINCE MAY 2005. SHE WAS UNSURE IF IT WAS USED BY THE PREVIOUS OWNER. THE CONSUMER HAS NOT CHANGED ANYTHING IN THE TRUNK AREA SINCE THIS HAPPENED. *AK

NHTSA ID 10132244 · filed Aug 10, 2005

Too few reports in this category for a page of its own — they appear in the full complaint list.

Transmission

Reports naming the automatic or manual transmission, including shifting behaviour, shudder, slipping and transmission control modules.

1
report

From owner reports, verbatim

BATTERY WAS CHARGING BECAUSE AMP WAS DRAINING THE BATTERY. VEHICLE WOULD HAVE TO BE JUMPED. DEALER REPLACED AMP, AND THEY SAID IT WAS A DESIGN FLAW. VEHICLE WOULD GET STUCK IN REVERSE. PROBLEM WAS INTERMITTENT. MANAGEMENT A DEALERSHIP SAID IT WILL HAPPEN TIME TO TIME.*AK

NHTSA ID 873958 · filed Oct 26, 2000

Too few reports in this category for a page of its own — they appear in the full complaint list.

Higher-selling and older vehicles accumulate more reports. Counts are not failure rates and are not directly comparable between vehicles that sold in very different numbers.

Elsewhere on this vehicle

Data sources

Data on this page last refreshed .