Removal Procedure

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Drain the cooling system. Refer to DRAINING AND FILLING COOLING SYSTEM .
Loosen the air cleaner outlet duct clamps at the following locations:
- Throttle body
- Mass airflow/intake air temperature (MAF/IAT) sensor
Remove the air cleaner outlet duct.

Fig 1: Removing Air Cleaner Outlet Duct
Courtesy of GENERAL MOTORS CORP.
Reposition the outlet hose clamp from the water pump.
Remove the outlet hose from the water pump.

Fig 2: Removing Outlet Hose From Water Pump
Courtesy of GENERAL MOTORS CORP.
Reposition the outlet hose clamp from the radiator.
Remove the outlet hose from the radiator.

Fig 3: Removing Outlet Hose From Radiator
Courtesy of GENERAL MOTORS CORP.