Windshield Wiper Arm Replacement

WARNING: This page is about a different car, the 2011 Cadillac DTS. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Windshield Wiper Arm & Components

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
Preliminary Procedure Remove the wiper arm blades. Refer to Windshield Wiper Blade Replacement .
1	Windshield Washer Transmission Nut Cap TIP: Use a small flat-bladed tool to remove the transmission cap.
2	Windshield Washer Transmission Support Nut CAUTION: Refer to Fastener Caution . TIP: Hold the wiper arm blade tip to the target points in the lower blackout area of the windshield while tightening the nut. Tighten 32 N.m (24 lb ft)
3	Windshield Wiper Arm Hose TIP: Disconnect the hose from the air inlet grille panel elbow.
4	Windshield Washer Arm Assembly TIP: Slightly rock the arm on the wiper pivot shaft to remove.
5	Windshield Wiper Blade Target Points TIP: Hold the wiper arm blade tip to the target points in the lower blackout area of the windshield while tightening the wiper arm transmission nut.