One problem related to carburetor has been reported for the 1996 Mercury Mystique. The most recently reported issues are listed below.
Consumer states while driving the vehicle cut off when vehicle is idling, the rmp will go up to 4. Dealership cannot find problem, had vehicle diagnosed ,the heat from the motor has caused the plastic part of the intake manifold to warp and fuel and antifreeze leakes into head of engine. Nlm.