GM Service Manual Online
For 1990-2009 cars only

Object Number: 1581640  Size: MF

Callout

Component Name

Notice: Refer to Fastener Notice in the Preface section.

Fastener Tightening Specifications: Refer to Fastener Tightening Specifications .

Preliminary Procedure

Remove the wiper blade from the wiper arm. Refer to Windshield Wiper Blade Replacement .

Tip
Carefully lower the bare wiper arm onto the windshield.

1

Windshield Washer Arm Nut Cap

Tip
Use a small flat-bladed tool to remove the cap.

2

Windshield Washer Arm Nut

Tip
Hold the wiper arm blade into position on the windshield blackout voids when applying torque to the nut.

Tighten
32 N·m (24 lb ft)

3

Windshield Washer Nozzle Hose Assembly

Tip
Carefully remove the washer hose from the spray nozzle in the air inlet panel prior to removing the wiper arm.

4

Windshield Washer Arm Assembly

Tip

  1. A slight up and down motion applied near the hinge point on the wiper arm will release the arm from the wiper pivot shaft.
  2. Use a soft wire brush to clean the knurls on the pivot shaft prior to re-installing the wiper arm.

5

Blackout Voids

Tip
Position the edge of the wiper blade element to the top edges of the voids in the windshield blackout area.