How do you change the starter on a 2004 mercury mountaineer?

To change the starter on a 2004 Mercury Mountaineer, first disconnect the negative battery cable to prevent electrical shorts. Then, remove the starter's electrical connections and the mounting bolts, usually located on the bottom side of the starter. Once the old starter is removed, position the new starter in place, secure it with the bolts, and reconnect the electrical connections. Finally, reconnect the battery cable and test the new starter to ensure it functions properly.