Windshield Wiper Arm Replacement

WARNING: This page is about a different car, the 2018 Buick Envision. However, it is still accessible from the selected car via links, so may be relevant.

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
Preliminary Procedure Open the hood.
1	Windshield Wiper Arm Finish Cap NOTE: Use an appropriate tool to remove the finish cap on the wiper arm.
2	Windshield Wiper Arm Nut CAUTION: Refer to Fastener Caution . Tighten 29 N.m (21 lb ft)
3	Windshield Wiper Arm Procedure Using an appropriate tool, remove the wiper arm from the wiper motor pivot shaft. Clean the wiper motor pivot shaft knurls with a soft wire brush before installing a new wiper arm. Align and position the wiper arm on the wiper motor pivot shaft. Tighten the windshield wiper arm nut to specifications stated above. Align the windshield wiper arm. Windshield Wiper Arm Adjustment Special Tools J 39822 Wiper Arm Puller Special Tools