NHTSA lists 3 safety recalls covering the 2001 Mercury Mountaineer. Open recalls don't stop you from selling or junking the car, but check your VIN at nhtsa.gov/recalls to see which apply to yours.
Vehicle Speed ControlAug 2007 · NHTSA campaign 07V336000
On certain pickup trucks, passenger vehicles, sport utility vehicles, and motor homes chassis, the speed control deactivation switch may, under certain conditions, leak internally and then overheat, smoke, or burn.
Risk: This could result in an underhood fire.
Vehicle Speed ControlAug 2003 · NHTSA campaign 03V280000
On certain sport utility vehicles equipped with speed control and 4.0l sohc engines, if the strand cover on the speed control cable becomes flared at the end, the speed control cable may bind when the speed control is activated.
Risk: The throttle return spring force may not be sufficient to overcome the binding condition when the speed control is disengaged. Braking function would be maintained though stopping distances may be increased.
SeatsAug 2003 · NHTSA campaign 03V281000
On certain sport utility vehicles equipped with high back seats, the upper bolt on the driver's side high back seat, that attaches the seat recliner mechanism to the seat back frame, could fracture. If the bolt fractures and does not jam in the seat back frame, the seat back may recline until it makes contact with an object behind…
Risk: The driver could potentially lose contact with the steering wheel or foot pedals during such an event, increasing the risk of a crash.