2011 Mercury Mariner: Reliability Data

Source: NHTSA — 119 complaints
119
Total Complaints
48,294mi
Median Mileage
POWER TRAIN
Top Issue
3
Crash Reports

When Do Complaints Happen?

Distribution of NHTSA complaints by vehicle mileage at time of report.

38,000 25th Percentile
48,294 Median Mileage
67,679 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

POWER TRAIN
24
FUEL/PROPULSION SYSTEM
22
STEERING
19
VEHICLE SPEED CONTROL
15
ENGINE
11
FUEL SYSTEM, GASOLINE
6
ELECTRICAL SYSTEM
6
UNKNOWN OR OTHER
3
ENGINE AND ENGINE COOLING
3
VISIBILITY/WIPER
3

Severity Assessment

3
Crashes
0
Fires
2
Injuries
0
Deaths

Sample Complaint Reports

"AFTER CLOSING THE REAR DOOR, THE REAR WINDOW EXPLODED WITH EXTREME FORCE, SENDING GLASS FRAGMENTS TO THE FAR EDGES OF THE GARAGE. THERE WAS NOTHING IN THE CAR TO HIT THE WINDOW AND THE GARAGE DOOR WAS CLOSED. FORTUNATELY I WAS NOT STANDING BEHIND THE CAR OR I MAY HAVE BEEN SERIOUSLY INJURED. I FI..."
"TL*THE CONTACT OWNS A 2011 MERCURY MARINER. THE CONTACT STATED THAT WHILE THE VEHICLE WAS PARKED AT A GROCERY STORE PARKING LOT THE REAR DOOR HATCH WINDOW EXPLODED. THE VEHICLE WAS TAKEN TO THE DEALER WHO REPLACED THE GLASS. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE FAILURE AND CURRENT MILEA..."
"IF THIS IS THE WRONG FORUM FOR THIS ISSUE, PLEASE LET ME KNOW. WE PURCHASED A 2008 MERCURY MARINER NEW, SO THE CAR IS LESS THAN 3 YEARS OLD AND WHILE GARAGE KEPT THE VEHICLE MILEAGE EXCEEDS THE NEW CAR WARRANTY. WE TOOK THE CAR BACK TO THE DEALERSHIP AND WERE CHANGED $118.00 TO DIAGNOSE A PROBLEM..."

Source: NHTSA ODI Complaints Database. Names and identifying details omitted.

Data source: View this vehicle on NHTSA.gov | NHTSA ODI Complaints Database. Public domain.

Methodology: Complaint counts and mileage distributions are computed directly from consumer-reported NHTSA complaints. This data represents reported issues, not failure rates — vehicles without complaints are not represented. Full methodology.

Data through: 2026-03-28