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Home >> Chevrolet >> 2004 >> Venture Base, Van Cargo Extended >> Repair and Diagnosis >> Engine Mechanical >> Cooling System (Mechanical) >> Engine Cooling System >> Repair Instructions >> Radiator Replacement >> Removal Procedure

Removal Procedure

  1. Recover the refrigerant from the A/C system. Refer toRefrigerant Recovery and Recharging in Heating, Ventilation and Air Conditioning.
  2. Drain the cooling system. Refer to Draining and Filling Cooling System .
  3. Remove the cooling fans with the cooling fan shroud. Refer to Cooling Fan Replacement - Electric .
    4. IMPORTANT: Use the J 38185  to gently release tension on the hose clamp until the hose clamp lock feature engages allowing removal of the hose.
    Fig 1: View Of Radiator Hose
    GM825403Courtesy of GENERAL MOTORS CORP.
  4. Release tension from the hose clamp at the water pump housing using the J 38185  .
  5. Disconnect the radiator outlet hose from the water pump housing.
  6. Disconnect the lower TOC line from the radiator. Refer to Transmission Fluid Cooler Line Quick Connect Fitting in Automatic Transaxle - 4T65-E.
    7. Fig 2: View Of A/C Discharge Hose At Condenser Block
    GM628885Courtesy of GENERAL MOTORS CORP.
  7. Remove the nut which secures the A/C discharge hose to the condenser block
  8. Disconnect the A/C discharge hose from the condenser block.
  9. Remove and discard the sealing washer.
    10. IMPORTANT: Cap or tape off the open A/C hose immediately to prevent system contamination.
  10. Cap or tape off the A/C discharge hose.
    11. Fig 3: Locating Evaporator Inlet Tube
    GM687178Courtesy of GENERAL MOTORS CORP.
  11. Remove the bolt which secures the evaporator inlet tube to the condenser block.
  12. Disconnect the evaporator inlet tube from the condenser block.
  13. Cap or tape off the evaporator inlet tube.
    14. Fig 4: View Of Radiator & Condenser Assembly
    GM825405Courtesy of GENERAL MOTORS CORP.
  14. Remove the radiator and condenser assembly.
  15. Release tension from the hose clamp at the radiator using the J 38185  .
  16. Remove the lower radiator hose.
  17. Remove the condenser tube clip bolt.
  18. Remove the mounting bolts that secure the condenser to the radiator.
  19. Remove the condenser from the radiator.
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