GM Service Manual Online
For 1990-2009 cars only

Object Number: 1669973  Size: MF

Callout

Component Name

Preliminary Procedure

Remove the front fender rear upper brace in order to access the washer solvent heater assembly. Refer to Front Fender Rear Upper Brace Replacement.

1

Windshield Washer Nozzle Hose (Outlet)

Tip
Disconnect the air inlet panel hose from the outlet side of the heater assembly.

2

Windshield Washer Pump Hose (Inlet)

3

Windshield Washer Pump Hose

4

Windshield Washer Solvent Heater Assembly Electrical Connectors (Qty: 2)

Tip
Disconnect the electrical connectors.

5

Windshield Washer Solvent Heater Assembly Nuts (Qty: 2)

Caution: Refer to Fastener Caution in the Preface section.

Tighten
9 N·m (80 lb in)

6

Windshield Washer Solvent Heater Assembly

Procedure

  1. Disconnect the electrical connectors after removing the heater from the lower plenum panel studs.
  2. Prime the heated washer fluid unit after installation.
  3. Cycle the normal wash function until washer fluid sprays from the windshield washer nozzles.
  4. The normal wash function fills the heated washer unit with washer solvent after replacement.
  5. Activate the heated washer spray function and inspect for proper operation.