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Home >> Buick >> 2007 >> Allure CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 52 (Engine Cooling System) >> Repair Instructions >> Radiator Replacement (LS4) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2008 Buick LaCrosse and 2008 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Radiator Hoses To/From Radiator
    GM455227Courtesy of GENERAL MOTORS CORP.
  1. Install the radiator to the lower mounts.
  2. Fig 2: Identifying Condenser Hold Down Bracket & Mount Tabs
    GM1202952Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: Verify that the condenser is fully seated in the radiator mounting tabs.
  3. Install the condenser to the mounting tabs on the radiator (2).
  4. Install the condenser hold down bracket (1) to the radiator and condenser.
  5. Install the lower radiator hose to the radiator.
  6. Use J 38185  to install the lower radiator hose clamp to the radiator. See Special Tools .
  7. Fig 3: View Of Cooling Fan Shroud Bolts
    GM1653094Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: Ensure the right and left edge of the fan shroud engages the radiator slots.
  8. Install the cooling fan shroud.
  9. NOTE: Refer to Fastener Notice .
  10. Install the condenser tubes bracket bolt to the fan shroud.

    Tighten:  Tighten the bolts to 10 N.m (89 lb in).

  11. Install the cooling fan motors electrical harness to the fan shroud clips.
  12. Connect the engine cooling fan motors electrical connectors.
  13. Install the cooling fan shroud bolts.

    Tighten:  Tighten the bolts to 10 N.m (89 lb in).

  14. Connect the transaxle oil cooler pipes to the radiator. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection .
  15. Fig 4: View Of Fan Shroud To Radiator Upper Support Brackets
    GM1202856Courtesy of GENERAL MOTORS CORP.
  16. Install the radiator upper support brackets and bolts that connect to the fan shroud.

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

  17. Fig 5: Identifying Fan Shroud To Condenser Hold Down Bracket Bolt
    GM1202860Courtesy of GENERAL MOTORS CORP.
  18. Install the bolt that connects the fan shroud to the condenser hold down bracket.

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

  19. Install the PCM harness clip on to the fan shroud.
  20. Install the upper radiator hose to the radiator.
  21. Use J 38185  to install the upper radiator hose clamp to the radiator. See Special Tools .
  22. Install the air cleaner assembly. Refer to Air Cleaner Assembly Replacement .
  23. Install the coolant reservoir hose to the fan shroud.
  24. Install the radiator vent hose to the right upper radiator tank and fill neck.
  25. Install the engine mount struts. Refer to Engine Mount Strut Replacement .
  26. Fill the cooling system. Refer to Cooling System Draining and Filling (L26, LY7 GE 47716 Fill)  or Cooling System Draining and Filling (L26 Static Fill)  or Cooling System Draining and Filling (LY7 Static Fill)  or Cooling System Draining and Filling (LS4 GE47716 Fill)  or Cooling System Draining and Filling (LS4 Static Fill) .
  27. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection (L26) or Battery Negative Cable Disconnection and Connection (LY7) or Battery Negative Cable Disconnection and Connection (LS4) .
  28. NOTE: Do NOT overfill the transaxle. The overfilling of the transaxle causes foaming, loss of fluid, shift complaints, and possible damage to the transaxle.
  29. Adjust the transaxle fluid level.