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Home >> Chevrolet >> 2001 >> Venture Base, Van Passenger >> Repair and Diagnosis >> External Pages >> Different car >> Section 741 (Heating, Ventilation And Air Conditioning) >> Repair Instructions >> Thermal Expansion Valve Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2003 Pontiac Montana, 2003 Oldsmobile Silhouette, and 2003 Chevrolet Venture. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the new sealing washers onto the evaporator core. Refer to SEALING WASHER REPLACEMENT   . 
  2. Install the TXV to the evaporator core.
    NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
    Fig 1: Installing TXV Into Evaporator Core
    G01482452Courtesy of GENERAL MOTORS CORP.
  3. Install the TXV to evaporator bolts.

    Tighten 

    Tighten the bolts to 3.2 N.m (28 lb in).

  4. Remove the cap or tape from the evaporator inlet and outlet tubes.
  5. Install the new sealing washers onto the evaporator inlet and outlet tubes. Refer to SEALING WASHER REPLACEMENT   . 
  6. Install the evaporator inlet tube to the evaporator outlet tube.
  7. Install the evaporator outlet and inlet tubes to the TXV.
  8. Install the evaporator outlet tube nut.

    Tighten 

    Tighten the nut to 16 N.m (12 lb ft).

    Fig 2: Installing Evaporator Outlet Tube To TXV Nut
    G01482453Courtesy of GENERAL MOTORS CORP.
  9. Connect the vacuum hose to the brake booster.
  10. Reposition the heater hoses.
  11. Install the left wiper arm linkage.
  12. Install the left wiper arm linkage nuts.

    Tighten 

    Tighten the nuts to 5 N.m (44 lb in).

  13. Evacuate and recharge the A/C system. Refer to REFRIGERANT RECOVERY AND RECHARGING   . 
  14. Leak test the fittings of the component using J 39400-A. 
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