Table 1 shows six common engine and engine cooling related problems of the 1999 Mercury Mountaineer. The number one most common problem is related to the check engine light on (four problems). The second most common problem is related to the gas recirculation valve (egr valve) (two problems).
1999 Mercury Mountaineer developed problems with the windshield wipers, tires, driver's side mirror, linkage on the transmission, check engine light and the airbag light. Read details...
Original oil pump driver failed, causing oil pump to stop circulating oil thru engine, causing server engine damage. Mechanic stated that the oil pump driver part that failed, should have lasted for the life of the original engine. After completing approx $1500. Read details...
The contact owns a 1999 Mercury Mountaineer. The contact stated that the vehicle was parked and idle when it caught in fire from the engine area and spread to the instrument panel. The instrumental panel and the engine components were completely melted. Read details...