How do you Replace water pump belt on a 1988 mercury tracer?

To replace the water pump belt on a 1988 Mercury Tracer, first, disconnect the negative battery cable for safety. Remove any necessary components obstructing access to the belt, such as the engine cover or other belts. Loosen the tensioner pulley to relieve tension on the belt, then remove the old belt. Install the new belt by routing it according to the belt diagram (usually found in the engine bay), and then re-tighten the tensioner before reassembling any removed components and reconnecting the battery.