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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1284 (Engine Cooling System) >> Repair Instructions >> Radiator Replacement (4.3L, 4.8L, 5.3L, and 6.0L) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2009 GMC Sierra, 2009 GMC Cab & Chassis Sierra, 2009 Chevrolet Silverado, and 2009 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Radiator & Bolts
    GM660895Courtesy of GENERAL MOTORS CORP.
  1. Install the radiator.
    2. CAUTION: Refer to Fastener Caution .
  2. Install the radiator bolts.

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

  3. Connect the transmission oil cooler lines to the radiator, If Equipped. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection .
  4. Connect the engine oil cooler lines to the radiator, If Equipped. Refer to Engine Oil Cooler Pipe/Hose Quick Connect Fitting Replacement .
  5. Install the radiator outlet hose for the 4.3L engine, or the 4.8L, 5.3L and 6.0L engines. Refer to Radiator Outlet Hose Replacement (Diesel)  or Radiator Outlet Hose Replacement (Non-HP2)  or Radiator Outlet Hose Replacement (HP2) .
  6. Install the cooling fan and shroud. Refer to Cooling Fan and Shroud Replacement (Non-HP2)  or Cooling Fan and Shroud Replacement (HP2) .
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