Repair Procedure
WARNING: This page is about a different car, the 1995 Ford Pickup, 1995 Ford F-Super Duty, 1995 Ford Cab & Chassis, and 1995 Ford Bronco. However, it is still accessible from the selected car via links, so may be relevant.
Cut shrink tubing about 2" long. Slide shrink tubing onto one wire end first. Strip wire ends and twist firmly together. Solder connection using rosin core, mildly activated solder. Flatten connection against wires, and slide heat shrink tubing over solder joint leaving 1/2" of tubing on each side of connection. See Fig 1 . Using heat gun, hair dryer, or match, heat tubing until it shrinks and adhesive oozes from each end of tubing. Connection is now waterproofed.