1999 FORD MUSTANG GT Problems & Recalls

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 PRO...

Mileage: 142,000

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

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

Mileage: 49,675

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

Mileage: 49,675

HEARING A EXHAUST LEAK LIKE NOISE AND AROUND THE SPARK PLUG THERE IS AIR COMING OUT OF THE HEADS CAUSING THEM TO EVENTUALLY BLOW OUT AND I WILL BE VERY UPSET IF FORD DON'T REPLACE IT SINCE IT IS HAPPENING TO ALOT OF CARS!!! *TR

Mileage: 105,200

SLOWING DOWN FOR A STOP SIGN WHEN THE 3 RD SPARK PLUG BLEW OUT ON THE PASSENGER SIDE OF MY 1999 MUSTANG GT WITH A 4.6 V8 . IT ALSO DESTROYED THE COIL ON TOP OF THE PLUG. *TR

Mileage: 115,000

SLOWING DOWN FOR A STOP SIGN WHEN THE 3 RD SPARK PLUG BLEW OUT ON THE PASSENGER SIDE OF MY 1999 MUSTANG GT WITH A 4.6 V8 . IT ALSO DESTROYED THE COIL ON TOP OF THE PLUG. *TR

Mileage: 115,000

I HAVE EXPERIENCED A SPARK PLUG BLOWOUT IN MY 1999 FORD MUSTANG WITH 4.6L V8. I HAVE SINCE READ ABOUT THE VULNERABILITY OF THESE ENGINES TO EXPERIENCE SPARK PLUG BLOWOUT. THE FIRST BLOWOUT WAS EXPERIENCED PRIOR TO CHANGING ANY SPARK PLUGS AND THEREFORE CAN NOT BE DEEMED TO BE A CAUSE OF IMPROPER ...

Mileage: 60,000

1999 FORD MUSTANG GT APPEARS TO HAVE CRACK IN PLASTIC INTAKE SYSTEM, AND IS LOSING COOLANT. PREVIOUSLY OWNED A 1997 MUSTANG GT, AND THIS WAS REPLACED UNDER A RECALL. I CAN NOT FIND ANY INFO RELATING TO THE SAME PROBLEM WITH THE 1999. *TR

Mileage: 91,833

TL*THE CONTACT OWNS A 1999 FORD MUSTANG GT. THE CONTACT DETECTED A FAINT BURNING SMELL WHILE DRIVING THE VEHICLE. ONCE THE VEHICLE STOPPED, THE SMELL INTENSIFIED. THE CONTACT DISCOVERED THAT THE MANIFOLD WAS LEAKING COOLANT. THE DEALER WAS NOTIFIED AND THE CONTACT IS AWAITING A RESPONSE. THE CU...

Mileage: 29,000

THERE WAS A SLIGHT TICKING NOISE COMING FROM ENGINE BAY THAT I THOUGHT WAS AN EXHAUST LEAK. EVENTUALLY THE SPARK PLUG BLEW OUT OF THE HEAD STRIPPING THE TOP THREADS OUT OF THE ALUMINUM HEAD. IN ORDER TO FIX THE CAR, I HAD TO HAVE A LOCAL SHOP HELICOIL THE HEAD TO ADD THREADS TO THE HEAD. *NM

Mileage: 123,850

CAR WAS LEAKING COOLANT OUT OF THE THERMOSTAT HOUSING. WHEN I WENT TO REPLACE THE THERMOSTAT AND O-RING GASKET, I DISCOVERED THAT THE LEDGE THAT THE O-RING SITS ON HAD BROKEN OFF AND FELL INTO THE INTAKE MANIFOLD. THE THERMOSTAT COULD NOT BE PUT IN CORRECTLY WITHOUT COOLANT SPILLING EVERYWHERE. TH...

FORD SPARK PLUG BLOW OUT ON 1999 FORD MUSTANG GT 4.6 L MOTOR. *NM

Mileage: 50,000

(7/23/06) 1999 FORD MUSTANG GT, 4.6L BLEW SPARK PLUG FOR THE THIRD TIME NOW. THE FIRST TIME WAS BACK IN 2005 WHILE DRIVING ON THE 15 FREEWAY HEADING SOUTH AT ABOUT 8:00 PM. STOP TO GET GAS AND UPON STARTING THE VEHICLE TO CONTINUE MY WAY HOME IT MADE LOUD POP AND THEN CONTINUED TO POP, POP, POP. AT...

Mileage: 92,400

(7/23/06) 1999 FORD MUSTANG GT, 4.6L BLEW SPARK PLUG FOR THE THIRD TIME NOW. THE FIRST TIME WAS BACK IN 2005 WHILE DRIVING ON THE 15 FREEWAY HEADING SOUTH AT ABOUT 8:00 PM. STOP TO GET GAS AND UPON STARTING THE VEHICLE TO CONTINUE MY WAY HOME IT MADE LOUD POP AND THEN CONTINUED TO POP, POP, POP. AT...

Mileage: 92,400

HTTP://WWW.CONSUMERAFFAIRS.COM/AUTOMOTIVE/FORD_MANIFOLDS.HTML I FOUND INFO WITH THE ABOVE LINK. WE HAVE A 1999 35TH ANN. EDITION MUSTANG . THE PLASTIC MANIFOLD CRACKED AND SINCE IT IS WITHIN 7 YEARS OF PURCHASE THE DEALER TOWED AND IS FIXING FREE WITH THE INFO FROM THE LINK ABOVE. *JB

PLASTIC INTAKE MANIFOLD CRACKED AT THERMOSTAT HOUSING, THUS ALLOWING ANTI-FREEZE TO LEAK ONTO THE ENGINE. I MUST PAY FOR THE PARTS AND LABOR TO REPLACE THE INTAKE MANIFOLD AT + $350.00 FOR TOTAL REPAIR OF PROBLEM THAT FORD HAS BEEN AWARE OF FOR YEARS !!! *JB

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

Mileage: 93,200

99 FORD MUSTANG GT. 4.6L ENGINE. SPARK PLUG BLEW OUT. DEFECTIVE HEAD. COST ME $3000. I UNDERSTAND A CA LAWYER HAS FILED A LAWSUIT OR COMPLAINT AGAINST THIS DEFECT. I WANT IN ON THE ACTION. *JB

Mileage: 37,500

MY CAR IS LOSING COOLANT THROUGH A CRACK IN THE PLASTIC INTAKE MANIFOLD. FORD WILL NOT REPAIR IT UNDER ANY WARRANTY. IT IS A DESIGN FLAW THAT FORD SHOULD TAKE CARE OF! ALSO MY CAR SURGES IN RPMS WHEN FIRST STARTING AND SHIFTING INTO DRIVE,,,VERY DANGEROUS!!!!! *NM

Mileage: 75,000

1) A TICKING NOISE BEGAN COMING FROM THE UPPER MIDDLE OF THE ENGINE. AFTER A MONTH, 2) THE TICKING BECAME A 'TAPPING' THAT BECAME INCREASINGLY LOUDER. ENROUTE TO HAVE IT EXAMINED BY A LOCAL PERFORMANCE SHOP, THERE WAS A LOUD SOUND SIMILAR TO A GUN SHOT AND AN INSTANT LOSS IN POWER. THIS OCCURRE...

Mileage: 87,525

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 ...

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...

Mileage: 77,473

CRACK ON THE PLASTIC INTAKE MINFOLD AT THE THERMOSTAT HOUSING ALLOWING ANTI-FREEZE TO LEAK ON THE ENGINE. THE INTAKE MANIFOLD MUST BE REPLACED AT MY EXPENSE. FORD IS AWARE OF THIS PROBLEM AND HAS RECALLED THE FAULTY INTAKE MINIFOLDS ON ALL FLEET VEHICLES BUT REFUSES TO DO ANYTHING FOR PRIVATELY O...

Mileage: 53,564

CRACK ON THE PLASTIC INTAKE MANIFOLD AT THE THERMOSTAT HOUSING ALLOWING ANTI-FREEZE TO LEAK ON THE ENGINE. THE INTAKE MANIFOLD MUST BE REPLACED AT MY EXPENSE. FORD IS AWARE OF THIS PROBLEM AND HAS RECALLED THE FAULTY INTAKE MANIFOLDS ON ALL FLEET VEHICLES BUT REFUSES TO DO ANYTHING FOR PRIVATELY ...

Mileage: 53,564

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...

Mileage: 29,000

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

Mileage: 75

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 IDENTI...

Mileage: 70,015

I HAVE A CRACKED INTAKE MANIFOLD ON MY 1999 FORD MUSTANG GT WITH A 4.6 L ENGINE. IT HAVE GAINED KNOWLEDGE THAT THIS HAS BEEN A COMMON DEFECT ON THIS ENGINE SINCE THE 1996 MODEL YEAR ON ALMOST EVERY FORD MOTORS VEHICLE WITH THIS ENGINE SETUP. FORD HAS NOT ISSUED A RECALL ON THIS KNOWN DEFECTIVE PAR...

Mileage: 43,195

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 ...

Mileage: 15,000

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

Mileage: 26,960

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 REA...

Mileage: 53,000

CAR STALLS WHEN SLOWING TO A STOP AND HAS HAPPENED SEVERAL TIMES. TOOK THE CAR TO FORD AND CLEANED THE THROTTLE BODY AND REFLASHED THE COMPUTER. THE PROBLEM CAME BACK SEVERAL DAYS LATER AND CHANGED THE IDLE AIR CONTROL VALVE YET THE PROBLEM STILL ARISES. WHEN SLOWING TO A STOP THE RPM DROP TO 5...

Mileage: 56,650

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

Mileage: 38,500

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

Mileage: 38,500

1999 FORD MUSTANG GT- AUTOMATIC TRANSMISSION. ENGINE STALLS INSTEAD OF IDLING WHEN VEHICLE IS STARTED, COMES TO REST OR DURING LOW SPEED MANEUVERS. *NLM

Mileage: 60,000

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 T...

Mileage: 35,000

UNPREDICTABLE PROBLEM. OCCASIONALLY, 5 TO 15 SECONDS AFTER I FIRST START MY 1999 MUSTANG GT, THE ENGINE WILL RAPIDLY INCREASE IN RPM AND THEN RETURN TO NORMAL. IF THE CAR IS IN DRIVE OR REVERSE AND I DO NOT HAVE MY FOOT FIRMLY ON THE BRAKE, THE CAR WILL JUMP FORWARD OR BACKWARD. I NOTICE THE PROBLE...

Mileage: 100

COMPUTER CONTROLLED IDLE DEFECTIVE, IDLE SURGES UNPREDICTABLY. OCCURS MOSTLY WHEN STOPPED. IDLE FLUCTUATES BETWEEN 500 AND 1000. SOMETIMES WILL STALL AND OTHER TIMES WILL LURCH FORWARD AGAINST THE BRAKES. IF A/C IS TURNED ON, THE CONDITION IS WORSE. CAR HAS BEEN RETURNED TO DEALER AND THEY "CAN...

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

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