Special Tools

J 39822 Wiper Arm Puller

1. Ensure that the wipers are in the park position and the ignition key is OFF.
2. Open the hood.
3. Disconnect the washer hose from the wiper arm.
4. Remove the wiper arm nut cover.
5. Remove the wiper arm nut.
6. Use the J 39822 to remove the wiper arm from the wiper transmission.

1. Position the wiper arm onto the wiper transmission.
2. Align the wiper blades to the small voids in the windshield blackout (1 and 2).
3. Apply Threadlocking compound, GM P/N 89021297 (Canadian P/N 10953488) or equivalent, to the wiper arm nut.

Caution: Refer to Fastener Caution in the Preface section.

4. Install the wiper arm nut.

Tighten
Tighten the nut to 30 N·m (22 lb ft).

5. Install the wiper arm nut cover.
6. Connect the washer hose to the wiper arm.
7. Operate the windshield wipers and inspect for proper operation.
8. Close the hood.