The Mercury Mountaineer has 5 problems reported for transmission failure. Average repair cost is $ at miles.
How reliable is the Mercury Mountaineer? See the most common repairs performed and learn if your vehicle is at risk for major repairs in the next Mercury Mountaineer repairs by problem area · Engine (31%) · Transmission and Drivetrain (17%) · Brakes and Traction Control (2%) · Suspension and Steering ( Table 1. Common problems of the Mercury Mountaineer ; Power Train. 21 ; Engine And Engine Cooling. 13 ; Vehicle Speed Control. 13 ; Steering. 5.