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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 condenser to the radiator.
    NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
  2. Install the mounting Bolts that secure the condenser to the radiator.

    Tighten 

    Tighten the Bolts to 6 N.m (53 lb in).

  3. Install the condenser tube clip Bolt.

    Tighten 

    Tighten the Bolt to 2.5 N.m (22 lb in).

  4. Install the lower radiator hose.

    Important:  Release the hose clamp retention lock By using a small flat Bladed screwdriver.

  5. Release the hose clamp retention lock at the radiator to secure the hose.
  6. Install the radiator and condenser assembly.
    Fig 1: Installing Radiator And Condenser Assembly
    G01485879Courtesy of GENERAL MOTORS CORP.
  7. Remove the cap or the tape from the evaporator inlet tube.
  8. Install a new sealing washer to the evaporator inlet tube.
  9. Install the evaporator inlet tube and the Bolt to the condenser Block.

    Tighten 

    Tighten Bolt to 16 N.m (12 lb ft).

    Fig 2: Installing Evaporator Inlet Tube And Bolt To Condenser Block
    G01485880Courtesy of GENERAL MOTORS CORP.
  10. Remove the cap or the tape from the A/C discharge hose.
  11. Install a new sealing washer to the A/C discharge hose. Refer to SEALING WASHER REPLACEMENT  . 
  12. Install the A/C discharge hose and the nut to the condenser Block.

    Tighten 

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

  13. Connect the lower TOC line to the radiator. Refer to TRANSMISSION OIL COOLER LINE QUICK CONNECT FITTING  in Automatic Transaxle -4T65-E.
    Fig 3: Installing A/C Discharge Hose And Nut To Condenser Block
    G01485881Courtesy of GENERAL MOTORS CORP.
  14. Connect the radiator outlet hose to the water pump housing.
    Fig 4: Connecting Radiator Outlet Hose To Water Pump Housing
    G01485882Courtesy of GENERAL MOTORS CORP.
  15. Release the hose clamp retention lock at the water pump housing to secure the hose.
  16. Install the cooling fans with the cooling fan shroud. Refer to COOLING FAN REPLACEMENT - ELECTRIC   . 
  17. Fill the cooling system. Refer to DRAINING AND FILLING COOLING SYSTEM   . 
  18. Evacuate and recharge the A/C system. Refer to REFRIGERANT RECOVERY AND RECHARGING  in Heating, Ventilation and Air Conditioning.
  19. Leak test the fittings of the component using the J 39400-A. 
  20. Inspect the transmission fluid level. Refer to CHECKING FLUID LEVEL & CONDITION  in Automatic Transaxle -4T65-E.
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