Problems · NHTSA complaints
2006 Mercury Mariner problems
Owners filed 63 complaints about the 2006 Mercury Mariner with NHTSA between Feb 2006 and Nov 2022. The most-cited component is vehicle speed control (13).
Complaints
63
Filed with NHTSA
Crashes
5
Reported by owners
Fires
0
Reported by owners
Injuries
4
People reported injured
Deaths
0
Reported to NHTSA
Complaints by component
One complaint can cite several components
- Vehicle speed control13
- Power train11
- Steering9
- Suspension8
- Engine8
- Structure5
- Fuel/propulsion system4
- Service brakes4
- Electrical system4
- Air bags3
- Tires3
- Service brakes, hydraulic3
- Fuel system, gasoline2
- Engine and engine cooling2
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.
Data from NHTSA Complaints API · synced Nov 10, 2026NHTSA vehicle page
When complaints were filed
Does it get worse with age? Complaints per calendar year filed
6
3
4
0
3
3
7
8
9
5
3
3
1
2
4
1
1
View as table
| Model year | Complaints filed per calendar year |
|---|---|
| 2006 | 6 |
| 2007 | 3 |
| 2008 | 4 |
| 2009 | 0 |
| 2010 | 3 |
| 2011 | 3 |
| 2012 | 7 |
| 2013 | 8 |
| 2014 | 9 |
| 2015 | 5 |
| 2016 | 3 |
| 2017 | 3 |
| 2018 | 1 |
| 2019 | 2 |
| 2020 | 4 |
| 2021 | 1 |
| 2022 | 1 |
Mileage at failure isn’t a structured field in NHTSA complaint data, so we don’t chart it. Some owners mention it in their reports below.
Top problems in owners’ words
Verbatim from NHTSA complaints, newest first
Vehicle speed control
13 reports1 crash
“TONE RING SNAPPED OFF OF AXLE AND CAUSED THE CAR TO GO INTO 2WD AND APPLY THE ABS BRAKES WHEN NOT ACTUALLY BEING NEEDED WHICH ALMOST ENDED UP IN REAR ENDING A CAR WHEN THE FAILURE OCCURRED. TONE RING DESIGN NEEDS LOOKED IT. THIS SHOULD NOT HAPPEN. CORROSION BUILDING UP BETWEEN THE TONE RING AND AXLE SEEMS TO BE WHAT CAUSED THE FORCE OF SNAPPING THIS RING. JUST A POOR DESIGN. *TR”
Power train
11 reports1 crash1 related recall
“RECALL FOR COOLANT PUMP ON HYBRID SYSTEM COULD RESULT IN HYBRID ELECTRONIC OVERHEATING CAUSING A STALL LIKE CONDITION RECALL WAS ADDRESSED BY DEALERSHIP BACK ON 7/20/2015 2ND OWNER HAS HAD VEHICLE FOR 9 MNTHS - HAVE HAD 3 INCIDENTS OF VEHICLE SHUTTING DOWN WITH DASH LIGHT ADVISING TO PULL OVER FOR SAFETY AND THE SYSTEM SHUTTING DOWN DIRECTLY AFTER - BRAKES /STEERING ETC. FOR THE FIRST INCIDENT - TOWED TO LOCAL DEALERSHIP - UNABLE TO DIAGNOSE 2ND INCIDENT - TO A REPUTABLE LOCAL MECHANICS SHOP - CHANGED OUT NORMAL VEHICLE BATTERY 3RD INCIDENT - CAUSED DRIVER TO ROLL THROUGH AN INTERSECTION ON A RED LIGHT - STRUCK BY OTHER VEHICLE”
Steering
9 reports1 crash
“MY VEHICLE: 2006 MERCURY MARINER HYBRID SUV. PURCHASED NEW IN 2006. IN HOT WEATHER...VEHICLE ENGINE QUITS WHILE IN MOTION ON FREEWAY AT APPROXIMATELY 70 MPH (3 TIMES), AND CITY STREETS (3 TIMES). EXTREMELY DANGEROUS WHEN ENGINE QUITS WHILE DRIVING ON FREEWAY IN TRAFFIC. ALL YOU CAN DO (WHILE PRAYING!) IS COAST TO A STOP AND DO YOUR BEST TO PULL OFF ON TO SHOULDER OF ROAD WITHOUT CRASHING INTO OTHER VEHICLES. WE HAVE TRIED 3 TIMES TO GET FORD MOTOR TO REPAIR THIS PROBLEM...ALL TO NO AVAIL. THE LAST TIME WE HAD TO PAY APPROXIMATELY $1,500. HOWEVER, FORD MOTOR DID REIMBURSE US! BUT AT THE SAME TIME THEY CLAIMED THE PROBLEM WAS RESOLVED. NOT TRUE! ABOUT TWO YEARS LATER THE PROBLEM STARTED ALL OVER AGAIN. FOR10 YEARS WE HAVE BEEN DRIVING A DEFECTIVE VEHICLE THAT WAS--AT ALL TIMES--A DANGER TO OUR LIVES. FORD MOTOR SHOULD HAVE TAKEN THIS PROBLEM MUCH MORE SERIOUSLY AND EITHER REPLACED THE VEHICLE WITH A ANOTHER ONE, OR TRULY FIXED THE PROBLEM. I FEEL FORD MOTOR HAS LIABILITY IN THIS MATTER. THE LAST TIME THIS PROBLEM OCCURRED WAS JULY 16, 2017.”
Suspension
8 reports1 related recall
“TL* THE CONTACT CALLED ON BEHALF OF HIS DAUGHTER WHO OWNS A 2006 MERCURY MARINER. THE CONTACT STATED THAT AFTER HIS DAUGHTER TURNED INTO A PARKING LOT DRIVING APPROXIMATELY 15 -20 MPH, THE VEHICLE COLLAPSED WITHOUT WARNING ON THE FRONT PASSENGER'S SIDE. THE CONTACT MANAGED TO VEER TO THE SHOULDER OF THE ROAD OUT OF THE WAY OF OTHER VEHICLES. A TOWING COMPANY WAS CONTACTED AND THE VEHICLE WAS TOWED TO AN INDEPENDENT MECHANIC. THE TECHNICIAN INSPECTED THE VEHICLE AND NOTICED THAT THE SUBFRAME AND CV-JOINT WERE FRACTURE. THE VEHICLE WAS NOT REPAIRED. THE CONTACT MENTIONED NHTSA CAMPAIGN NUMBER: 14V165000 (STRUCTURE) AS A POSSIBLE SOLUTION TO THE FAILURE HOWEVER, THE VIN WAS NOT INCLUDED. THE CONTACT ALSO STATED THAT NHTSA CAMPAIGN NUMBER: 15E045000 (SUSPENSION) WAS REPLACED APPROXIMATELY 1 YEAR AGO, AFTER THE WHEEL COLLAPSED ON FRONT DRIVER'S SIDE. THE VEHICLE WAS ALSO REPAIRED BY AN INDEPENDENT MECHANIC. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS APPROXIMATELY 190,000.”
Engine
8 reports
“AS I AM DRIVING DOWN THE ROAD, ON A CITY STREET. THE VEHICLE WILL JUST SHUT OFF, FOR NO APPARENT REASON. IT DOES THIS SEVERAL TIMES. EVERY TIME THE CAR IS BEEN DRIVEN IT WILL SHUT OFF SEVERAL TIMES AND ME AND MY FAMILY HAVE BEEN IN TRAFFIC WHEN THIS HAS OCCURRED. IT CONTINUES TO DO THIS AT ANY SPEED AND EVERY TIME THE CAR IS DRIVEN. CAN'T DRIVE THE CAR NOT EVEN A MILE BEFORE IT TOTALLY SHUTS OFF.”
Structure
5 reports1 crash
“I WAS DRIVING ON THE TURNPIKE AND MY CAR SUDDENLY DINT TURN WHEN I TURNED THE STEERING. ME AND MY PASSENGERS SOMEHOW ESCAPED THE LIFE THREATENING SITUATION IN THE MIDDLE OF THE TRAFFIC. IT WAS MY CARS SUB FRAME THAT WAS RUSTED SO BAD THAT IT BROKE IN THE MIDDLE OF THE ROAD. THIS IS AFTER I SERVICE MY CAR EVERY NOW AND THEN. ITS A SERIOUS ISSUE WITH THIS CAR AND THERE SHOULD BE A RECALL FOR THIS PROBLEM. I HAD TO SPEND SO MUCH DUE TO THIS CARELESSNESS FROM THE COMPANY.”
Data from NHTSA Complaints API (owner reports, unverified) · synced Nov 10, 2026
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.