Windshield Wiper Arm Replacement (HD)

WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: View Of Windshield Wiper Components

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
Preliminary Procedure: Open the hood in order to access and remove the wiper arm assembly.
1	Windshield Washer Arm Finish Cover Tip: Use a small flat-bladed tool to remove the finish cover.
2	Windshield Washer Arm Nut NOTE: Refer to Fastener Notice . Procedure Hold the wiper blade tip to the vertical black target mark located at the lower portion of the windshield. Hold the wiper arm in position and torque the nut. Perform a wet wipe and re-check the alignment, adjust if needed. Tighten: 30 N.m (22 lb ft)
3	Windshield Washer Arm Hose Tip: Disconnect the washer hose from the air inlet grille panel connection.
4	Windshield Washer Arm Assembly Tip: Use the J 39637 Wiper Arm Remover Tool.
5	Windshield Washer Blade Assembly Tip: Pinch the 2 outer tabs on the arm, rotate the blade rearward and slide the blade forward to release the wiper blade from the wiper arm assembly.