2002 Mercury Mountaineer Engine Problems
- Complaints
- 2about this part
- Share
- 1%of 372 total for the year
- Median mileage
- 149,000miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 2 complaints about the engine of the 2002 Mercury Mountaineer, 1% of the 372 complaints for this model year. Where a mileage was given, the median is 149,000 miles.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“Driving at normal speed of approximately 40 MPH on a city street, the spark plug and coil shot out from the #2 cylinder. A large percussion banging sound emitted from under the hood which was the detectable evidence something had just gone desperately wrong with the engine.”
NHTSA complaint #10731914, filed 2015-07, 148,000 miles“The contact owns a 2002 Mercury Mountaineer. The contact stated while driving approximately 20 MPH and suddenly all of the instrumental panel lights including the door ajar light illuminated on and off then suddenly the vehicle stalled . Immediately after the failure occurred the contacts dome lights did not disengage. The contact took her vehicle to an independent mechanic for diagnostic testing. The mechanic stated that the failure was caused by an unknown electrical failure. Both the dealer and manufacturer were not made aware of the failure. The vehicle was not repaired. …”
NHTSA complaint #10588600, filed 2014-05, 150,000 milesEngine: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2010 | 3 | 23% |
| 2008 | 6 | 6% |
| 2007 | 5 | 6% |
| 2006 | 14 | 12% |
| 2005 | 7 | 9% |
| 2004 | 8 | 4% |
| 2003 | 1 | 1% |
| 2002 | 2 | 1% |
| 2001 | 1 | 5% |
| 2000 | 4 | 3% |
| 1998 | 2 | 1% |
Other parts of the 2002 Mercury Mountaineer
144 complaintsBody and structure
70 complaintsSuspension
36 complaintsEngine cooling
33 complaintsVisibility (wipers, defrost, mirrors)
33 complaintsBrakes
23 complaintsSteering
23 complaintsAir bags
20 complaintsElectrical system
19 complaintsVehicle speed control
18 complaintsEquipment
13 complaintsFuel system
8 complaints
← All problems reported for the 2002 Mercury Mountaineer
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 28, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology