Complaints
271
Crashes
20
Fires
2
Injuries
17
Fatalities
—
Recalls
0
Worst 2004 Mercury Mountaineer Problems
Top 3 most-reported issues with average mileage at failure.
#139 complaints
STRUCTURE:BODY
Avg mileage:78,881 mi
#236 complaints
POWER TRAIN:AUTOMATIC TRANSMISSION
Avg mileage:53,738 mi
Crash-related:3
#321 complaints
POWER TRAIN
Avg mileage:168,571 mi
Crash-related:1
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All Problems by Category
Every NHTSA complaint category for the 2004 Mercury Mountaineer.
| Component | Complaints | Crashes | Fires | Avg Mileage | Volume |
|---|---|---|---|---|---|
| STRUCTURE:BODY | 39 | — | — | 78,881 mi | |
| POWER TRAIN:AUTOMATIC TRANSMISSION | 36 | 3 | — | 53,738 mi | |
| POWER TRAIN | 21 | 1 | — | 168,571 mi | |
| STRUCTURE:BODY:HATCHBACK/LIFTGATE | 18 | — | — | 56,498 mi | |
| VEHICLE SPEED CONTROL | 18 | 3 | — | 79,264 mi | |
| ELECTRICAL SYSTEM | 14 | 1 | — | 84,683 mi | |
| STRUCTURE:BODY:HATCHBACK/LIFTGATE:HINGE AND ATTACHMENTS | 14 | — | — | 74,214 mi | |
| AIR BAGS | 9 | 2 | — | 112,429 mi | |
| STRUCTURE | 9 | 1 | — | 72,424 mi | |
| UNKNOWN OR OTHER | 9 | 1 | — | 96,517 mi | |
| ENGINE | 8 | — | — | 104,283 mi | |
| ENGINE AND ENGINE COOLING | 7 | 1 | 1 | 65,976 mi | |
| STEERING | 5 | 1 | — | 80,500 mi | |
| SUSPENSION | 5 | 1 | — | 73,129 mi | |
| ENGINE AND ENGINE COOLING:ENGINE | 4 | — | — | 50,367 mi | |
| POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT | 4 | — | 1 | 66,375 mi | |
| LATCHES/LOCKS/LINKAGES | 3 | — | — | 56,922 mi | |
| POWER TRAIN:DRIVELINE | 3 | — | — | 26,260 mi | |
| SERVICE BRAKES, HYDRAULIC | 3 | 2 | — | 40,033 mi | |
| WHEELS | 3 | — | — | 106,500 mi | |
| AIR BAGS:SIDE/WINDOW | 2 | — | — | 136,600 mi | |
| EQUIPMENT | 2 | — | — | 23,550 mi | |
| POWER TRAIN:DRIVELINE:DRIVESHAFT | 2 | — | — | 7,500 mi | |
| STRUCTURE:BODY:HATCHBACK/LIFTGATE:SUPPORT DEVICE/STRUT | 2 | — | — | 117,500 mi | |
| VEHICLE SPEED CONTROL:CRUISE CONTROL | 2 | — | — | 52,640 mi | |
| VISIBILITY | 2 | — | — | 99,366 mi | |
| VISIBILITY:GLASS, SIDE/REAR | 2 | — | — | 92,750 mi | |
| AIR BAGS:FRONTAL | 1 | — | — | — | |
| ELECTRICAL SYSTEM:12V/24V/48V BATTERY | 1 | — | — | — | |
| ELECTRICAL SYSTEM:IGNITION:SWITCH | 1 | — | — | — |
Other Mercury Mountaineer Years
Wider context: See the full Mercury Mountaineer reliability report with year-by-year comparison and generation analysis.
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