2005 Mercury Mariner Problems
Real NHTSA owner complaints for the 2005 Mercury Mariner.
Worst 2005 Mercury Mariner Problems
Top 3 most-reported issues with average mileage at failure.
Electrical Faults
Engine Problems
Unintended Acceleration
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All Problems by Category
Every NHTSA complaint category for the 2005 Mercury Mariner.
| Component | Complaints | Crashes | Fires | Avg Mileage | Volume |
|---|---|---|---|---|---|
| Electrical Faults | 9 | — | — | 84,889 mi | |
| Engine Problems | 8 | — | — | 122,183 mi | |
| Unintended Acceleration | 8 | 1 | — | 95,576 mi | |
| Automatic Transmission | 7 | — | — | 62,340 mi | |
| Engine & Cooling | 5 | — | — | 34,080 mi | |
| Airbags | 4 | 2 | — | — | |
| Transmission / Drivetrain | 4 | 1 | — | — | |
| Tire Defects | 4 | — | — | — | |
| Gasoline Fuel System | 3 | — | — | — | |
| Fuel System | 3 | — | — | — | |
| Side/Rear Glass | 3 | — | — | — | |
| Air Bags:Side/Window | 2 | 2 | — | — | |
| Engine And Engine Cooling:Engine | 2 | — | — | — | |
| Headlight/Taillight Failures | 2 | — | — | — | |
| Power Train:Automatic Transmission:Torque Converter | 2 | — | — | — | |
| Brakes | 2 | — | — | — | |
| Body Structure | 2 | 1 | — | — | |
| Suspension Failures | 2 | — | — | — | |
| Visibility | 2 | — | — | — | |
| Air Bags:Frontal:Driver Side:Inflator Module | 1 | 1 | — | — | |
| Air Bags:Frontal:Sensor/Control Module | 1 | — | — | — | |
| Child Seat:Harness/Crotch Buckle | 1 | 1 | — | — | |
| Electrical System:Ignition:Anti-Theft:Control Module | 1 | — | — | — | |
| Electronic Stability Control | 1 | — | — | — | |
| Engine And Engine Cooling:Exhaust System | 1 | — | — | — | |
| Engine And Engine Cooling:Exhaust System:Emission Control:Catalytic Convertor | 1 | — | — | — | |
| Fuel System, Other:Delivery:Hoses, Lines/Piping, And Fittings | 1 | — | — | — | |
| Parking-Brake Issues | 1 | — | — | — | |
| Power Train:Axle Assembly:Axle Shaft | 1 | — | — | — |
Search Owner Complaints
Read what owners actually reported to NHTSA for the 2005 Mercury Mariner. Type a keyword (e.g. “transmission”, “stalling”, “brakes”) to filter.
Recalls for 2005 Mercury Mariner
1 NHTSA recall campaign affecting ~57 vehicles.
Ford Motor Company (Ford) is recalling certain model year 2001-2008 Ford Escape and Mercury Mariner vehicles manufactured March 31, 2001, to September 1, 2009. The affected vehicles are equipped with either a 2.3L or 3.0L engine and have had their CD4E transmission replaced with remanufactured one that was rebuilt between June 11, 2015 through July 15, 2015. These service repair part transmissions have a shift lever bolt that may not be properly tightened. As a result, the shift control lever could disengage from the transmission without warning.
Other Mercury Mariner Years
2005 Mercury Mariner — FAQ
Answers based on real NHTSA complaint and recall data for this specific model year.
Is the 2005 Mercury Mariner reliable?
What are common problems with the 2005 Mercury Mariner?
At what mileage do problems start on the 2005 Mercury Mariner?
How safe is the 2005 Mercury Mariner?
Does the 2005 Mercury Mariner have any recalls?
Should I buy a 2005 Mercury Mariner?
Source: NHTSA (National Highway Traffic Safety Administration) complaint and recall databases, aggregated by VinItel.
Wider context: See the full Mercury Mariner reliability report with year-by-year comparison and generation analysis.
Check Your Specific 2005 Mercury Mariner
Real owner complaints tell you about the model. The VIN tells you about your specific car — accidents, title issues, odometer fraud.
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