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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 12 (Wipers And Washers) >> Repair Instructions >> Windshield Washer Solvent Heater Replacement (WS2, CHW) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2007 Hummer H2. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Upper Plenum J Nut And Upper (Outlet) Washer Plenum Hose
    GM1677272Courtesy of GENERAL MOTORS CORP.
  1. Position the heated washer pump in the engine compartment near the washer container.
  2. Finger start the j nut for the plenum attachment.
  3. Connect the washer container lower hose (inlet) to the heater pump lower port (3).
  4. Connect the upper plenum washer hose (outlet) to the heater unit upper port (2).
    5. Fig 2: View Of Rear Air Box Bolt At Heated Washer Solvent Unit
    GM1677267Courtesy of GENERAL MOTORS CORP.
  5. Align the lower bracket hole to the air box mounting hole.
    6. NOTE: Refer to Fastener Notice .
  6. Install the rear air box bolt.

    Tighten:  Tighten the bolt to 8 N.m (6 lb in).

    7. Fig 3: Heated Washer Pump Electrical Connectors
    GM1677277Courtesy of GENERAL MOTORS CORP.
  7. Connect the two electrical connectors (1,2).
    8. Fig 4: Ground Strap Connection
    GM1677258Courtesy of GENERAL MOTORS CORP.
  8. Check to ensure the ground strap connection is tight.
  9. Verify and check the operation of the heated washer pump.
  10. Prime the heated washer fluid unit after installation.
  11. Cycle the normal wash function until washer fluid sprays from the windshield washer nozzles.
  12. The normal wash function fills the heated washer unit with washer solvent after replacement.
  13. Activate the heated washer spray function and inspect for proper operation.
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