Mercury Mountaineer owners have reported 21 other fuel system related problems since 1996. Table 1 shows the 5 most common other fuel system problems. The number one most common problem is related to the vehicle's other fuel system (14 problems). The second most common problem is related to the vehicle's other fuel system fuel gauge (4 problems). For details of each of the problem category, use the links in the table.
The truck bearing keep going out the spark plugs overloaded and I can’t accelerate at times when I’m driving it slows down then starts back up Read details...
: the contact stated the front seatbelts would not retract. The dealership installed a modified repair kit and there have been no further problems. Also, the fuel gauge was not reading the correct amount of fuel. Read details...
Purchased in June 2009 and have had problem after problem. Mountaineer premier awd. Transmission issue, feels like you're getting hit from behind when coming to a stop. Radiator leaks. Back lift gate randomly opens, won't latch. Read details...
First off when I bought the vehicle the rear wiper does not work. Secondly when you put the vehicle in reverse it jolts before going into reverse. Finally it only let's you put so mich of fuel into the gas tank at a time before stopping the fuel flow into the gas tank. Read details...
The contact owns a 2003 Mercury Mountaineer. While driving at various speeds, the vehicle suddenly shut off. The vehicle was taken to an independent mechanic who diagnosed that the fuel pump was faulty. The fuel pump was replaced, but the failure continued. No further information was available. Read details...