Mercury Mountaineer owners have reported 210 engine and engine cooling related problems since 1996. Table 1 shows the 28 most common engine and engine cooling problems. The number one most common problem is related to the vehicle's engine and engine cooling (40 problems). The second most common problem is related to the vehicle's engine cooling system (28 problems). For details of each of the problem category, use the links in the table.
The contact owns a 2008 Mercury Mountaineer. The contact stated that the check engine warning light was illuminated. The contact stated the vehicle stalled while driving at an undisclosed speed. The contact stated that several attempts were needed to restart the vehicle to continue driving. Read details...
Truck cooling system died which caused the truck to catch fire while driving down the highway, smoke poring out, state troopers had to assist us. My daughter was scared to death and now refuses to get back in the truck even though we got a new engine. Read details...
The contact owns a 2006 Mercury Mountaineer. The contact stated that her husband informed her that the vehicle had experienced an unknown radiator failure. The vehicle was taken to an independent mechanic, where the radiator was replaced; however, the failure reoccurred. Read details...
I purchased this vehicle recently with only 40,000 miles. The car keeps stalling or dying as you may say as I drive. It will be okay for a short period of time and then just die right on the highway! once it dies once, the car will continue to do so over and over again until the engine has cooled Read details...
Spark plug blew out of cylinder head and stripped threads. Mercury Mountaineer 2002. Read details...