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Home >> Cadillac >> 2011 >> STS AWD >> Repair and Diagnosis >> Engine Mechanical >> Cooling System (Mechanical) >> Engine Cooling System >> Repair Instructions >> Radiator Replacement >> Installation Procedure
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Installation Procedure

  1. Install the radiator.
  2. Connect the upper air baffle retaining pins to the radiator.
    3. Fig 1: Radiator Support Bracket & Bolts
    GM2147044Courtesy of GENERAL MOTORS COMPANY
    CAUTION:

    Refer to Fastener Caution .

  3. Install the radiator support brackets (2).
  4. Install the radiator support bracket bolts (1) and tighten to 9 N.m (80 lb in).
    5. Fig 2: Identifying Hose Clamp and Auxiliary Water Pump Outlet Hose
    GM2147287Courtesy of GENERAL MOTORS COMPANY
  5. Connect the auxiliary water pump outlet hose to the radiator (2). Use J 38185  Hose Clamp Pliers to position the auxiliary water pump outlet hose clamp (1) to secure the hose.
    6. Fig 3: Identifying Hose Clamp Pliers and Surge Tank Inlet Hose
    GM2147049Courtesy of GENERAL MOTORS COMPANY
  6. Connect the surge tank inlet hose (2) to the radiator. Use J 38185  Hose Clamp Pliers to position the surge tank inlet hose clamp (1) to secure the hose.
    7. Fig 4: Radiator Inlet Hose & Clamp
    GM2147172Courtesy of GENERAL MOTORS COMPANY
  7. Connect the radiator inlet hose (2) to the radiator. Use J 38185  Hose Clamp Pliers to position the radiator inlet hose clamp (1) to secure the hose.
    8. Fig 5: Radiator Outlet Hose & Clamp
    GM2147246Courtesy of GENERAL MOTORS COMPANY
  8. Connect the radiator outlet hose (2) to the radiator. Use J 38185  Hose Clamp Pliers to position the radiator outlet hose clamp (1) to secure the hose.
  9. Raise and support the vehicle.
    10. Fig 6: Transmission Oil Cooler Mounting Bolts
    GM2147033Courtesy of GENERAL MOTORS COMPANY
  10. Install the TOC mounting bolts (1) and tighten to 5 N.m (44 lb in).
  11. Connect the lower retaining pins of the side air baffle to the radiator.
    12. Fig 7: Lower Condenser Mounting Bolts
    GM2147030Courtesy of GENERAL MOTORS COMPANY
  12. Install the lower condenser mounting bolts (1) and tighten to 5.4 N.m (48 lb in).
    13. Fig 8: Upper Condenser Mounting Bolts
    GM2147029Courtesy of GENERAL MOTORS COMPANY
  13. Install the upper condenser mounting bolts (1) and tighten to 5.4 N.m (48 lb in).
  14. Install the electric cooling fan. Refer to Engine Coolant Fan Replacement .
  15. Fill the cooling system. Refer to Cooling System Draining and Filling (Static Fill) , Cooling System Draining and Filling (GE 47716) .
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