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Home >> Chevrolet >> 2004 >> Avalanche 2500 >> Repair and Diagnosis >> External Pages >> Different car >> Section 412 (Engine Cooling System) >> Repair Instructions >> Radiator Replacement (EXC 8.1L) >> Installation Procedure

Installation Procedure

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    Fig 1: View Of Radiator & Bolts
    GM660895Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Fastener Notice in Cautions and Notices.
  1. Install the radiator to the vehicle.
  2. Install the radiator bolts.

    Tighten:  Tighten the bolts to 25 N.m (18 lb ft).

  3. Install the engine oil cooler lines to the radiator. Refer to Engine Oil Cooler Pipe/Hose Quick Connect Fitting .
  4. Install the transmission oil cooler lines to the radiator. Refer to Transmission Fluid Cooler Line Quick Connect Fitting in Transmission 4L80E or Transmission Fluid Cooler Line Quick Connect Fitting in Transmission 4L60E.
    5. Fig 2: View Of Surge Tank Inlet Hose & Radiator
    GM404039Courtesy of GENERAL MOTORS CORP.
  5. Install the radiator vent inlet hose to the radiator.
  6. Reposition the radiator vent inlet hose clamp to the radiator.
  7. Install the lower fan shroud. Refer to Fan Shroud Replacement - Lower .
  8. Install the outlet hose to the radiator.
  9. Reposition the outlet hose clamp to the radiator.
  10. Install the inlet hose to the radiator.
  11. Reposition the inlet hose clamp to the radiator.
  12. Fill the cooling system. Refer to Draining and Filling Cooling System .
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