51 of the
360 complaints filed about the Mercury Montego
are about the throttle and cruise control —
14% of everything owners reported.
The worst model year for it is 2005.
51
Complaints
14%
Share of all complaints
3
Crashes
0
Fires
Acceleration & Cruise Control complaints by model year
The contact owns a 2006 Mercury Montego. The contact stated that while parallel parking, the vehicle independently accelerated and lunged forward. There were no warning lights illuminated. The contact stated that the failure was due to the throttle body. The local dealer was not contacted. The vehicle was not diagnosed or repaired. The manufacturer was not contacted. The failure mileage was approximately 80,000.
NHTSA complaint #11607562 — an unverified report by a vehicle owner.
The throttle control transmission has failed me several times when I’m on the road. Thankfully it’s only left me stranded on the side of the freeway once but has made me stop during oncoming traffic several times. The wrench light comes on when the vehicle decelerates and I’m unable to accelerate. Once the steering wheel even locked. This happens at random times but because the code is pending mechanics can’t seem to find the issue. This has happened dozens of time where it just stops suddenly while driving. I am concerned for the safety of me and my family when driving this vehicle. Please get this issue resolved!
NHTSA complaint #11479541 — an unverified report by a vehicle owner.
MULTIPLE INSTANCES OF MY CAR ACCELERATING WHILE IN A LOWER RPM SUCH AS AT A STOP LIGHT, DRIVE THRU WINDOW AND PARKING LOTS. ESPECIALLY INCREASED INSTANCES WHEN THE AIR CONDITIONING IS RUNNING. THIS ALSO CAUSES THE CAR TO DIE COMPLETELY IN SOME CASES. I HAVE TO TRY TO PULL OVER SOMEWHERE IN ORDER TO PUT THE CAR IN PARK AND RESTART IT. THIS ISSUE WITH THE ACCELERATION IS INCREASING IN FREQUENCY LATELY. I CAN COUNT ON IT TO HAPPEN EVERY SINGLE TIME I HAVE THE AIR CONDITIONER RUNNING AND SOMETIMES WHEN IT IS NOT. PROBLEM HAS OCCURRED HUNDREDS OF TIMES. IT IS VERY DANGEROUS! IF I WERE SLOW TO REACT TO THE ACCELERATION, THE CAR WOULD DEFINITELY RUN OVER A PEDESTRIAN OR HIT ANOTHER VEHICLE! LOCAL FORD DEALERSHIP VEHICLE WAS PURCHASED FROM SAID THEY WERE NOT AWARE OF ANY ISSUE LIKE THIS OCCURRING IN OTHER LIKE MODELS. PLEASE HELP! LAST NIGHT MY HUSBAND AND I WENT THROUGH A LOCAL RESTAURANT DRIVE THRU WINDOW AND WHILE GOING THROUGH THE LINE, THE ENGINE SURGED 5 DIFFERENT TIMES! THESE ARE NOT SLIGHT LITTLE RPM BUMPS, THESE ARE FULL FLEDGED "THE CAR THINKS I AM MASHING DOWN ON THE GAS PEDAL TO OBTAIN SPEEDS OF LIKE 45 MPH" ACCELERATIONS! TODAY I WAS DRIVING AT AROUND 35 MPH WITH THE AIR CONDITIONER ON AND TURNED THE CRUISE CONTROL ON. THE CAR DIED WHEN IT REACHED A DOWNHILL TURN AT THE POINT I WOULD HAVE EXPECTED THE CRUISE CONTROL TO HOLD BACK THE SPEED. OF COURSE THE POWER STEERING WENT OUT WHEN THE ENGINE DIED, SO I HAD TO TRY AND FIND A PLACE TO "FLOAT" INTO IN ORDER TO TURN MY CAR OFF AND RESTART IT. I NEED THIS FIXED VERY BADLY BEFORE MY FAMILY AND I ARE IN AN ACCIDENT. I CANNOT AFFORD TO SPEND THOUSANDS OF DOLLARS AT THE DEALERSHIP HOPING THEY GET THE CORRECT DIAGNOSIS NOR CAN I AFFORD A NEW CAR.
NHTSA complaint #11229344 — an unverified report by a vehicle owner.
TL* THE CONTACT OWNS A 2006 MERCURY MONTEGO. WHILE DRIVING WITH THE CRUISE CONTROL ACTIVATED, THE CONTACT DEPRESSED THE BRAKE PEDAL TO SLOW DOWN, BUT THE VEHICLE FAILED TO STOP. THE BRAKE PEDAL TRAVELED TO THE FLOORBOARD WHEN IT WAS DEPRESSED AND THE VEHICLE FELT AS IF THE VEHICLE WERE ACCELERATING. THE CONTACT STATED THAT THE VEHICLE WAS OUT OF CONTROL. THE CONTACT WAS ABLE TO PULL THE VEHICLE OVER AT 60-65 MPH AND QUICKLY POWERED OFF THE ENGINE. WHILE THE VEHICLE WAS IN NEUTRAL, THE CONTACT RESTARTED THE VEHICLE AND IT OPERATED NORMALLY. THERE WERE NO WARNING INDICATORS ILLUMINATED. THE VEHICLE WAS NOT TAKEN TO A DEALER OR INDEPENDENT MECHANIC FOR DIAGNOSTIC TESTING OR REPAIRS. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 82,300.
NHTSA complaint #11218236 — an unverified report by a vehicle owner.
TL* THE CONTACT OWNED A 2005 MERCURY MONTEGO. WHILE DRIVING APPROXIMATELY 30 MPH, THE VEHICLE EXPERIENCED UNINTENDED ACCELERATION AND CRASHED INTO THE REAR OF A SECOND VEHICLE. PRIOR TO THE FAILURE, THE ENGINE RPMS ERRONEOUSLY INCREASED AND THE VEHICLE SURGED FORWARD. THE FRONT END OF THE VEHICLE SUSTAINED SEVERE DAMAGE, BUT THE AIR BAGS DID NOT DEPLOY. THE VEHICLE WAS DESTROYED AND TOWED. THERE WERE NO INJURIES AND A POLICE REPORT WAS FILED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE LOCAL DEALER WAS NOT NOTIFIED. THE FAILURE MILEAGE WAS 150,000.
NHTSA complaint #11123851 — an unverified report by a vehicle owner.
THE CAR HAS BEEN LURCHING FORWARD AND DECELERATING RANDOMLY. KEEPS GOING INTO "FAILSAFE ENGINE MODE" AND THE WRENCH LIGHT COMES ON BUT ONLY FOR A FEW MOMENTS, THEN RUNS NORMALLY AGAIN AFTER RESTARTING. HAVEN'T BEEN ABLE TO HAVE THE LIGHT ON LONG ENOUGH TO GET DIAGNOSTICS DONE. HAPPENS WHILE DRIVING OR WHEN STARTING OCCASIONALLY.
NHTSA complaint #11084766 — an unverified report by a vehicle owner.
TL* THE CONTACT OWNS A 2005 MERCURY MONTEGO. WHILE ATTEMPTING TO DEPRESS THE BRAKE PEDAL, THE VEHICLE BEGAN TO ACCELERATE AND THE TRACTION CONTROL, CHECK TRANSMISSION, AND FAILED SAFE MODE WARNING LIGHTS ILLUMINATED. DUE TO THE FAILURE, THE CONTACT CRASHED INTO A BUSH WHILE ATTEMPTING TO PARK THE VEHICLE. THERE WERE NO INJURIES AND A POLICE REPORT WAS NOT FILED. THE FAILURE RECURRED RANDOMLY. THE VEHICLE WAS TAKEN TO SEVERAL INDEPENDENT MECHANICS, BUT THE CAUSE OF THE FAILURE COULD NOT BE DETERMINED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED. THE FAILURE MILEAGE WAS APPROXIMATELY 270,000.
NHTSA complaint #10876809 — an unverified report by a vehicle owner.
TL* THE CONTACT OWNS A 2005 MERCURY MONTEGO. WHILE DRIVING 15 MPH AROUND A CORNER, THE VEHICLE JERKED AND THE CHECK ENGINE AND FAIL SAFE MODE WARNING LIGHTS ILLUMINATED. THE VEHICLE WAS TAKEN TO THE DEALER WHERE IT WAS DIAGNOSED THAT THE THROTTLE BODY CONTROL UNIT FAILED AND NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED; HOWEVER, THE FAILURE RECURRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS APPROXIMATELY 150,000.
NHTSA complaint #10853512 — an unverified report by a vehicle owner.
WHEN BRAKING IT JERKS AND SHIFTS INTO NEUTRAL AND THE ENGINE REEVES TO 5000+ RPM. AFTER BRAKING AND SLOWING IT AGAIN SHIFTS BACK INTO DRIVE. THIS ONLY HAPPENS WHEN BRAKING OR INCREASING SPEED. NO DASH LIGHTS ILLUMINATE, INDICATING A PROBLEM. HAVING TO SLOW SUDDENLY IN TRAFFIC IS VERY DANGEROUS. A FORD DEALER RECOMMENDS A NEW TRANSMISSION AND A TRANSMISSION SHOP RECOMMENDS A NEW ELECTRONIC MODULE..THIS IS AN INTERMEDIATE INCIDENT PROBLEM OCCURRING APPROXIMATELY EVERY TWO TO FOUR WEEKS. .
NHTSA complaint #10732342 — an unverified report by a vehicle owner.
TRAVELING AT FREEWAY SPEED, VEHICLE LIGHTS ALL FLICKERED THE LOST POWER..ENGINE CONTINUED TO RUN, WAS ABLE TO COAST VEHICLE TO SHOULDER OF 35W, APPLY BRAKES AND STOP. TURNED OFF VEHICLE AND RESTARTED WITHIN A FEW MINUTES. NO LIGHTS NO DASH LIGHTS..FLOORING THE GAS PEDAL ABLE TO GET 30 MPH UPHILL APPROXIMATELY. AT TOP OF HILL POWER CAME BACK ON..THEN KILLED AGAIN. TOW CALLED. CURRENTLY AT GARAGE WHERE SENSORS ARE SHOWING TRANSMISSION PROBLEM.
NHTSA complaint #10631657 — an unverified report by a vehicle owner.
WHEN DRIVING THE CAR COMES TO A SUDDEN STOP AND ONLY ALLOWS ME TO GO 20-25 MPH. VERY UNSAFE. I WAS ON THE FREEWAY GOING ABOUT 65MPH AND THEN ENGINE LOST POWER - SPEED DROPPED TO 20 MPH ON THE FREEWAY. LUCKILY I WAS ABLE TO PULL OVER IN TIME AVOID A HIGH SPEED COLLISION. THE SUDDEN ENGINE POWER LOSS HAPPENS GOING AT DIFFERENT SPEEDS EVEN AS SLOW AS 30 MPH. THE RPM NEEDLE GOES UP AND DOWN. I HAVE HAD THE THE THROTTLE BODY CLEANED AT THE DEALER FROM A PREVIOUS RECALL, AND HAVE GOTTEN THE THROTTLE BODY CLEANED AGAIN.
NHTSA complaint #10573749 — an unverified report by a vehicle owner.
AS I WAS ENTERING ONTO THE HIGHWAY INSTEAD OF ACCELERATING THE CAR DECELERATED AND WAS LOSING POWER AND RPM'S WENT WAY TOO HIGH THEN IT SHOULD OF. THE TRANSMISSION IS NOT ACTING PROPERLY.THE CAR HAS A CLUNKING SOUND WHEN HITTING BUMPS.
NHTSA complaint #10562267 — an unverified report by a vehicle owner.
AS I WAS GOING DOWN THE HIGHWAY, THE CAR WOULD SUDDENLY FEEL AS THOUGH I HAD PUT THE GAS PEDAL TO THE FLOOR. IT WOULD SUDDENLY ACCELERATE EVEN THOUGH I DID NOT CHANGE THE PRESSURE ON THE GAS PEDAL. I TOOK THE CAR TO THE LOCAL DEALERSHIP AND THEY HAD AN OWNER NOTIFICATION FROM FORD TO CLEAN THE THROTTLE BODY. THE WORK WAS COMPLETED. HOWEVER, THE PROBLEM WAS NEVER FIXED. THE VEHICLE WOULD CONTINUE TO DO THIS ON OCCASION. NOW, THE VEHICLE WILL COMPLETELY SHUT OFF WHILE I AM DRIVING DOWN THE HIGHWAY. THE FAIL SAFE LIGHT WILL COME ON AND I HAVE TO COAST TO THE SIDE OF THE ROAD. I HAVE TAKEN IT BACK TO THE FORD DEALERSHIP AND ANOTHER $1,000 LATER I AM HAVING TO REPLACE THE THROTTLE BODY.
NHTSA complaint #10547417 — an unverified report by a vehicle owner.
I WAS IN THE MEDDLE LANE OF A FOUR LANE HIGHWAY WHEN I LOST ALL MY ACCELERATION. THE MOTOR WAS STILL RUNNING BUT I COULD NOT GO ANYWHERE. WHEN I GOT OFF THE HIGHWAY I RESTARTED THE CAR BUT EVERY FEW MILES IT WOULD DO THE SAME THING. AM TOLD THAT IT IS A BAD THROTTLE BODY AND FORD HAS KNOWN ABOUT IT FOR YEARS BUT IS NOT DOING ANYTHING ABOUT IT. IT IS GOING TO GET PEOPLE KILLED ! MY PART COST OVER 600.00 SO IT SETS IN THE DRIVE.
NHTSA complaint #10544569 — an unverified report by a vehicle owner.
TL* THE CONTACT OWNS A 2005 MERCURY MONTEGO. THE CONTACT STATED THAT WHILE DRIVING APPROXIMATELY 70 MPH AND MERGING INTO THE LEFT LANE, THERE WAS NO RESPONSE FROM THE VEHICLE UPON ENGAGING THE ACCELERATOR PEDAL. IN ADDITION, THE VEHICLE JERKED VIOLENTLY. THE VEHICLE BEGAN TO ACCELERATE NORMALLY SEVERAL SECONDS LATER. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALER WHERE THE THROTTLE BODY WAS BEING REPLACED. THE MANUFACTURER WAS NOT NOTIFIED OF THE PROBLEM. THE APPROXIMATE FAILURE MILEAGE WAS 70,000.
NHTSA complaint #10524957 — an unverified report by a vehicle owner.
AS I BACKED OUT OF A PARKING SPACE, THE CAR SURGED & I HIT ANOTHER PARKED CAR BEHIND ME. EVEN THOUGH I HAD MY FOOT ON THE BRAKE, THE CAR ACCELERATED FOR A FEW SECONDS. I THEN PLACED THE OTHER FOOT ON TOP OF THE RIGHT FOOT & PUT THE GEAR INTO PARK & THE CAR STOPPED.
NHTSA complaint #10523202 — an unverified report by a vehicle owner.
IN THE FALL OF 2012, I NOTICED THE ENGINE WOULD 'REV UP' WHEN I STARTED THE CAR AND PUT IT IN GEAR CAUSING THE CAR TO 'LUNGE' IF I DIDN'T HAVE THE BRAKE FIRMLY DEPRESSED. I TOOK IT TO MY LOCAL MECHANIC WHO COULDN'T REPLICATE THE ISSUE. IT CONTINUED TO HAPPEN SO NOW I HOLD MY FOOT FIRMLY ON THE BRAKE FOR SEVERAL SECONDS WHEN I PUT THE CAR IN GEAR. IN DECEMBER 2012 OR JANUARY 2013, I RECEIVED A SAFETY RECALL LETTER FROM FORD FOR THE THROTTLE BODY. THE LETTER STATED EXACTLY WHAT MY CAR WAS DOING. I TOOK MY CAR TO THE DEALER (LB SMITH) ON FEBRUARY 18 TO REPAIR THE THROTTLE BODY PER THE SAFETY RECALL LETTER. THE 'REPAIR' DIDN'T FIX THE ISSUE. ON SATURDAY, MAY 11 WHILE SITTING AT A RED LIGHT MY CAR 'LUNGED' FORWARD ABOUT A FOOT WHILE I HAD MY FOOT FIRMLY PRESSED ON THE BRAKE. WE IMMEDIATELY TOOK THE CAR TO LB SMITH AND SCHEDULED AN APPOINTMENT FOR THE FOLLOWING MONDAY. I WAS INFORMED THE SAFETY RECALL WAS FOR A ONE TIME CLEANING OF THE THROTTLE BODY AND MY THROTTLE BODY NEEDED REPLACED AT A COST OF APPROXIMATELY $750.00. I CALLED FORD'S TOLL FREE NUMBER TO SEE IF SOME ASSISTANCE COULD BE PROVIDED AS IT WAS A SAFETY RECALL THAT WASN'T FIXED. I WAS INFORMED THAT NO ASSISTANCE COULD BE GIVEN. SINCE THEN, MY CAR HAS 'LUNGED' WHEN I SLOW DOWN TO PULL INTO GAS STATION PUMPS AND INTO PARKING SPACES. IT HAS ESCALATED FROM LUNGING WHEN I PUT THE CAR IN GEAR TO LUNGING WHEN I AM SITTING STILL AND WHEN I SLOW DOWN.
NHTSA complaint #10520674 — an unverified report by a vehicle owner.
TL* THE CONTACT OWNS A 2007 MERCURY MONTEGO. THE CONTACT STATED THAT WHILE ATTEMPTING TO PARK THE VEHICLE LUNGE FORWARD. THE VEHICLE WAS TAKEN TO THE DEALER, WHO STATED THAT THE THROTTLE BODY MIGHT BE DEFECTIVE. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE VEHICLE WAS NOT REPAIRED. THE VIN WAS NOT AVAILABLE. THE FAILURE MILEAGE WAS 85,000 AND THE CURRENT MILEAGE WAS 90,000.
NHTSA complaint #10478109 — an unverified report by a vehicle owner.