Wiper Arm Replacement

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2007 GMC Yukon XL, 2007 GMC Yukon, 2007 Chevrolet Tahoe, 2007 Chevrolet Suburban, and 2007 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: View Of Windshield Washer Blade Assembly & 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 Cap Tip: Use a small flat-bladed tool to remove the finish cap.
2	Windshield Washer Arm Nut NOTE: Refer to Fastener Notice . Tighten: Tighten the nut to 35 N.m (26 lb ft) while holding the wiper blade arm to the vertical black bar target mark located at the lower portion of the windshield.
3	Windshield Washer Arm Hose Tip: Rotate the hose clockwise around the end of the washer wiper arm upon installation.
4	Windshield Washer Arm Assembly Tip: Use the J 39637 Wiper Arm Remover Tool. See Special Tools .
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.