Wiper Motor: Removal
WARNING: This page does not describe the selected car, but rather 10 other vehicles, including the 1991 GMC Vandura Special, 1991 GMC Vandura, 1991 GMC Rally Camper Special, 1991 GMC Rally, and 1991 GMC Magnavan. However, it is still accessible from the selected car via links, so may be relevant.
- Ensure wipers are in park position. Disconnect negative battery cable. Remove wiper arms from wiper linkage. Remove cowl panel cover. Remove drive rod from wiper motor crank arm. Loosen nuts holding drive rod to wiper motor and remove drive rod. Disconnect wiring to motor.
- Remove left defroster outlet from flex hose and position hose to one side. Remove screw securing left heater duct to engine cover shroud and slip heater duct down and out. Remove washer hoses. Remove screws securing wiper motor to firewall. Remove wiper motor.