Wiper Arm: Service and Repair

REMOVAL






WARNING: THE WINDSHIELD WIPER MECHANISM CAN PINCH, CRUSH OR, IN EXTREME CASES, EVEN SEVER EXTREMITIES. ALWAYS REMOVE THE IGNITION KEY WHEN WORKING ON WINDSHIELD WIPER MECHANISM.

1. Open the hood, then press the hood prop release button on the hood prop outer sleeve to extend the hood prop fully (1).
2. Lift the wiper arm (2) to its over-center position.
3. Carefully pry the plastic nut cap (5) off of the pivot end of the wiper arm (2).
4. Remove the wiper arm attachment nut (4) from the wiper pivot shaft (3).
5. Use a suitable battery terminal puller to disengage the wiper arm from the wiper pivot shaft tapered splines. Corrosion between the wiper arm and the pivot shaft may cause this to be difficult. Use caution so as to not damage the pivot shaft or the threads.
6. Remove the wiper arm pivot end from the wiper pivot shaft (3).

INSTALLATION




1. Install the pivot end of the wiper arm (2) on the wiper pivot shaft.
2. Install the wiper arm attachment nut (1) finger tight.




3. Carefully set the wiper arm down so the wiper blade touches the glass surface.
4. Align the center of the wiper blade (2) with the top of the dot matrix (1) on the bottom of the windshield. Torque the wiper arm retaining nut to 19 N.m (14 ft. lbs.).




5. Press the plastic nut cap (1) into the wiper arm (2) to cover the wiper arm attachment nut.




6. Press the hood prop release button (1) and lower the hood prop outer sleeve (2), then close the hood.