Removal 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.

Drain the cooling system. Refer to Draining and Filling Cooling System (with HP2) or Draining and Filling Cooling System (without HP2) .

Fig 1: View Of Air Cleaner Outlet Duct (W/HP2 Front)

Courtesy of GENERAL MOTORS CORP.

Loosen the air cleaner outlet duct clamps at the following locations:
- Throttle body
- Mass airflow/intake air temperature (MAF/IAT) sensor
Remove the radiator inlet hose clip from the outlet duct.
Remove the air cleaner outlet duct.
Reposition the outlet hose clamp at the water pump.
Remove the outlet hose from the water pump.

Fig 2: View Of Outlet Hose & Water Pump

Courtesy of GENERAL MOTORS CORP.

Reposition the outlet hose clamp at the radiator.
Remove the outlet hose from the radiator.

Fig 3: View Of Outlet Hose & Radiator (4.8, 5.3, & 6.0L)

Courtesy of GENERAL MOTORS CORP.