Problems · by component

2005 Mercury Monterey power train problems

97 owner complaints to NHTSA about the 2005 Mercury Monterey cite power train, 82% of all 119 complaints for this model year. NHTSA also lists 1 recall on this component.

Complaints
97
82% of all complaints
Crashes
0
Reported by owners
Fires
0
Reported by owners
Injuries
0
Reported by owners
01 —Owner reports

What owners say about the power train

Verbatim from NHTSA complaints, newest first
“The contact's fiancée owns a 2005 Mercury Monterey. The contact stated while his fiancée was driving at an undisclosed speed, the accelerator pedal was depressed and the vehicle failed to respond and inadvertently stopped. The contact’s fiancée pushed the vehicle over the third of a mile by herself until she received assistance to push the vehicle to a parking lot. The vehicle was hauled to the contact's residence. The contact stated that upon starting the vehicle and shifting into gear, the vehicle failed to respond. The contact, who is an independent mechanic diagnosed that the transmission needed to be replaced. The vehicle was not repaired. The dealer and the manufacturer were not notified of the failure. The failure mileage was approximately 95,357.”
Owner complaint to NHTSAFiled Aug 30, 2022Power trainODI 11482079
“TL* THE CONTACT OWNS A 2005 MERCURY MONTEREY. THE CONTACT STATED THAT WHILE SLOWING DOWN THE VEHICLE WOULD NOT ACCELERATE WHEN PRESSING THE ACCELERATOR PEDAL AND WHILE SWITCHING GEARS THE VEHICLE WOULD LUNGE FORWARD. THE CAUSE OF THE FAILURE WAS NOT DETERMINED. THE MANUFACTURER AND THE LOCAL DEALER FORSOM LAKE FORD (12755 FOLSOM BLVD, FORSOM LAKE CA.) WAS NOTIFIED OF THE FAILURE BUT NO ASSISTANCE WAS OFFERED. THE FAILURE MILEAGE WAS 124,000.”
Owner complaint to NHTSAFiled Feb 7, 2020Power trainODI 11307746
“TL* THE CONTACT OWNS A 2005 MERCURY MONTEREY. THE CONTACT STATED THAT THE SERVICE ENGINE WARNING INDICATOR ILLUMINATED WHILE SHIFTING FROM PARK INTO REVERSE. IN ADDITION, THE VEHICLE LOST POWER WITHOUT WARNING. THE VEHICLE WAS UNABLE TO BE DRIVEN. RIVERTOWN FORD (1680 WHITTLESEY RD, COLUMBUS, GA 31904, (706) 653-7420) INDICATED THAT THE POWER TRAIN CONTROL MODULE NEEDED TO BE REPLACED AND THAT THE PART WOULD NEED TO BE ORDERED. IN ADDITION, IT WAS STATED THAT WATER INTRUSION CAUSED THE FAILURE. THE VEHICLE WAS NOT INCLUDED IN A WARRANTY CAMPAIGN. THE CONTACT REFERENCED NHTSA CAMPAIGN NUMBERS: 06E056000 (FUEL SYSTEM, GASOLINE) AND 12V006000 (POWER TRAIN) AS POSSIBLE CAUSES OF THE FAILURE. THE MANUFACTURER WAS NOTIFIED. THE VIN AND FAILURE MILEAGE WERE NOT AVAILABLE.”
Owner complaint to NHTSAFiled Nov 30, 2018Power train, EngineODI 11155166
“TL* THE CONTACT OWNS A 2005 MERCURY MONTEREY. THE CONTACT STATED THAT THE GEARS FAILED TO SHIFT INTO DRIVE AND REVERSE WITHOUT WARNING. THE WHEELS SPUN WHEN THE FAILURE OCCURRED. IN ADDITION, THE TRANSMISSION WAS REPLACED PRIOR TO THE FAILURE BY BILL ESTES FORD (450 N NORTHFIELD DR, BROWNSBURG, IN 46112, (317) 852-2231). THE FAILURE CONTINUED AND WAS TAKEN BACK TO THE DEALER FOR FURTHER DIAGNOSTIC TESTING. THE DEALER STATED THAT A MANUFACTURER RECALL HAD BEEN PERFORMED AND PROVIDED NO SOLUTION OTHER THAN STATING THAT THE TORQUE CONVERTER MAY NEED TO BE REPLACED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE, INDICATED THAT A RECALL HAD ALREADY BEEN PERFORMED, AND RECOMMENDED THE VEHICLE BE TAKEN TO THE DEALER FOR DIAGNOSTIC TESTING AND REPAIR. THE VEHICLE WAS UNABLE TO BE DRIVEN. THE APPROXIMATE FAILURE MILEAGE WAS 145,000.”
Owner complaint to NHTSAFiled Jan 3, 2018Power trainODI 11058256
“TRANSMISSION WOULD NOT GO INTO REVERSE IN DRIVEWAY. TURNED VEHICLE OFF AND RESTARTED AND IT WENT INTO REVERESE. I THEN PUT IN FORWARD GEAR AND AS I AM DRIVING DOWN ROAD THE VEHICLE DIES. NO ISSUE WITH SHIFTING BEFORE TODAY. IF I PUT THE VEHICLE IN NEUTRAL THE RPM GOES UP TO 2000. I CALLED FORD TODAY WITH VIN # AND THEY TOLD ME THIS VEHICLE HAS BEEN FIXED PER SAFETY RECALL 11S25 SUPPLEMENT #1. VEHICLE IS FULL OF FLUID AND FLUID DOES NOT HAVE A BURNT SMELL.”
Owner complaint to NHTSAFiled Aug 7, 2017Power trainODI 11013547
“VEHICLE HAD SUDDEN LOSS OF MOTIVE POWER WHILE DRIVING STRAIGHT AND ACCELERATING TO 60MPH HIGHWAY SPEEDS, ALMOST CAUSING MULTI-CAR ACCIDENT. AFTER COASTING TO SHOULDER, THE TRANSMISSION WOULD NOT ENGAGE IN ANY FORWARD OR REVERSE GEAR. THIS SERIOUS SAFETY DEFECT COULD HAVE LEAD TO THE DEATH OF MYSELF AND MY FAMILY OF FIVE. TOWED VEHICLE TO THE LOCAL DEALERSHIP WHO TOLD US THEY WERE AWARE OF A RECALL FOR THE 2005 MERCURY MONTEREY REGARDING THAT ISSUE AND FORD'S RECALL CAMPAIGN NUMBER IS 11S25. THE RECALL DESCRIBED THIS EXACT FAILURE. ("SUMMARY: FORD IS RECALLING CERTAIN MODEL YEAR 2004 AND 2005 FORD FREESTAR AND MERCURY MONTEREY VEHICLES. THE TORQUE CONVERTER OUTPUT SHAFT MAY FAIL.") HOWEVER, AFTER THEY ENTERED THE VIN NUMBER FOR MY VEHICLE, THEY SAID THE RECALL WAS NOT EXTENDED TO THAT VEHICLE. THAT IS WRONG SINCE THIS IS A SERIOUS SAFETY ISSUE AND WOULD CAUSE INJURY OR DEATH. *TR”
Owner complaint to NHTSAFiled Jan 3, 2017Power trainODI 10939486

Showing 6 of 97 reports. Read every report on NHTSA.gov.

Data from NHTSA Complaints API (owner reports, unverified) · synced Nov 9, 2026NHTSA vehicle page
02 —Related recalls

1 recall on this component

Power train: automatic transmission

Free remedy

FORD IS RECALLING CERTAIN MODEL YEAR 2004 AND 2005 FORD FREESTAR AND MERCURY MONTEREY VEHICLES. THE TORQUE CONVERTER OUTPUT SHAFT MAY FAIL.

Power trainReported Jan 9, 2012NHTSA 12V006000
Data from NHTSA Recalls API · synced Nov 9, 2026

Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.