Windshield Wiper Switch
Disconnect battery ground cable on all models. Remove switch knobs and bezel nut on Continental, Thunderbird, Cougar and LTD II, then remove switch and connector. On Continental Mark V, remove cluster finish panel and wiper switch mounting plate. Disconnect wiring and remove switch.
On Ford and Mercury, remove wiper and headlight switch knobs and bezel. Remove panel, switch retaining screws and switch, from the rear. Remove the instrument cluster on Pinto and Bobcat; then control knob, bezel nut and switch.
Mustang, Fairmont, Zephyr, Granada, Monarch and Versailles use an integral wiper/washer and turn signal arm which is removed from steering column using an Allen wrench or equivalent to remove retaining screw at base. To install, reverse removal procedure.