Removal Procedure

WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Separate the MAF/IAT sensor assembly and the air inlet tube by loosening the hose clamp.
Disconnect the PCV hose from the air cleaner outlet duct.

Fig 1: Disconnect PCV Hose
Courtesy of GENERAL MOTORS CORP.
Remove the air inlet tube and resonator retaining wing nut.

Fig 2: Remove Air Inlet Tube & Resonator Retaining Wing Nut
Courtesy of GENERAL MOTORS CORP.
Remove the air inlet tube and resonator from the throttle body by pivoting the air inlet tube and resonator upward until the hinge clip releases from the lip on the throttle body.
Drain the cooling system. Refer to Draining and Filling Cooling System .

Fig 3: Remove Air Inlet Tube & Resonator
Courtesy of GENERAL MOTORS CORP.
Remove the radiator outlet hose from the surge tank.
Remove the radiator outlet hose from the water pump.

Fig 4: Remove Radiator Outlet Hose
Courtesy of GENERAL MOTORS CORP.
Remove the radiator outlet hose from the radiator.

Fig 5: Remove Radiator Outlet Hose
Courtesy of GENERAL MOTORS CORP.
Remove the radiator outlet hose.

Fig 6: Remove Radiator Outlet Hose
Courtesy of GENERAL MOTORS CORP.