Installation 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.

Install the outlet hose to the radiator.
Position the outlet hose clamp at the radiator.

Fig 1: View Of Outlet Hose & Radiator (4.8, 5.3, & 6.0L)

Courtesy of GENERAL MOTORS CORP.

Install the outlet hose to the water pump.
Position the outlet hose clamp at the water pump.

Fig 2: View Of Outlet Hose & Water Pump

Courtesy of GENERAL MOTORS CORP.

IMPORTANT: Align the arrow at the throttle body end of the duct with the throttle body attaching stud.

Install the air cleaner outlet duct.
Install the radiator inlet hose clip to the outlet duct.
Tighten the air cleaner outlet duct clamps at the following locations:
- Throttle body
- MAF/IAT sensor
  Tighten: Tighten the air cleaner outlet duct clamp screws to 7 N.m (62 lb in).

Fig 3: View Of Air Cleaner Outlet Duct (W/HP2 Front)

Courtesy of GENERAL MOTORS CORP.

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