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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 972 (Engine Cooling System) >> Repair Instructions >> Radiator Replacement (4.3, 4.8, 5.3, and 6.0L) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2008 GMC Sierra, 2008 GMC Cab & Chassis Sierra, 2008 Chevrolet Silverado, and 2008 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. Remove the cooling fan and shroud. Refer to Cooling Fan and Shroud Replacement (Non-HP2) .
  2. Remove 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 (Non-HP2) .
  3. Disconnect the engine oil cooler lines from the radiator, If Equipped. Refer to Engine Oil Cooler Pipe/Hose Quick Connect Fitting .
  4. Disconnect the transmission oil cooler lines from the radiator, If Equipped. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection .
  5. Remove the radiator bolts.
  6. Remove the radiator.
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