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Windshield Wiper Arm Replacement

GM3781828Courtesy of GENERAL MOTORS COMPANY
Callout Component Name
Preliminary Procedure 
Open the hood.
1 Windshield Wiper Arm Nut Cap
Procedure 
Using an appropriate tool, release the finish cap from the wiper arm assembly.
2 Windshield Wiper Arm Nut
CAUTION:

Refer to Fastener Caution .


Tighten 
30 N.m (22 lb ft)
3 Windshield Wiper Arm

Procedure

  1. Using a battery terminal puller, grasp the wiper arm flange and remove the wiper arm from the windshield wiper transmission pivot shaft.
  2. Clean the pivot shaft knurls with a soft wire brush before installing a new windshield wiper arm.
  3. When installing, align the wiper arm to the windshield alignment marks on the windshield blackout area. Refer to Windshield Wiper Arm Adjustment .
  4. When installing, hold the windshield wiper arm in the aligned position, depress the wiper arm knuckle joint and torque the wiper arm nut as specified above.