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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 648 (Engine Cooling System) >> Repair Instructions >> Radiator Hose Replacement - Outlet (4.8L, 5.3L & 6.0L Engines) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2002 GMC Sierra, 2002 GMC Cab & Chassis Sierra, 2002 Chevrolet Silverado, and 2002 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Drain the cooling system. Refer to Draining & Filling Cooling System .
  2. Loosen the air cleaner outlet duct clamps at the following locations:
    • Throttle body
    • Mass airflow/intake air temperature (MAF/IAT) sensor
  3. Remove the radiator inlet hose clip from the outlet duct.
  4. Remove the air cleaner outlet duct.
    Fig 1: Air Cleaner Outlet Duct
    G01657962Courtesy of GENERAL MOTORS CORP.
  5. Reposition the outlet hose clamp at the water pump.
  6. Remove the outlet hose from the water pump.
    Fig 2: Outlet Hose From Water Pump
    G01657963Courtesy of GENERAL MOTORS CORP.
  7. Reposition the outlet hose clamp at the radiator.
  8. Remove the outlet hose from the radiator.
    Fig 3: Outlet Hose From Radiator
    G01657964Courtesy of GENERAL MOTORS CORP.
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