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Installation Procedure

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the radiator to the vehicle.
    NOTE: Refer to Fastener Notice in Cautions and Notices.
  2. Install the radiator bolts.

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

    3. Fig 1: View Of Radiator & Bolts
    GM660895Courtesy of GENERAL MOTORS CORP.
  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. Install the radiator vent inlet hose to the radiator.
    6. Fig 2: View Of Surge Tank Inlet Hose & Radiator
    GM404039Courtesy of GENERAL MOTORS CORP.
  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 (with HP2)  or Draining and Filling Cooling System (without HP2) .
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