Installation Procedure

WARNING: This page is about a different car, the 2008 GMC Sierra, 2008 GMC Cab & Chassis Sierra, 2008 Chevrolet Silverado, and 2008 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Cooling Fan Shroud & Bolts

Courtesy of GENERAL MOTORS CORP.

IMPORTANT: Insert the 3 lower tabs into the radiator support flange. Keeping the shroud parallel to the radiator will ensure the correct installation of the lower tabs.

Install the cooling fan and shroud.

NOTE: Refer to Fastener Notice .

Install the cooling fan shroud bolts.
Tighten: Tighten the bolts to 9 N.m (80 lb in).

Fig 2: Engine Oil Cooler Quick Connect Fittings

Courtesy of GENERAL MOTORS CORP.

If equipped, install the cooler lines to the clip and close the clip.

Fig 3: Cooling Fan Electrical Connectors

Courtesy of GENERAL MOTORS CORP.

Connect the electrical connectors to the cooling fans.
Install the clip attaching the wiring harness to the shroud.
Install the transmission cooling line bolts to fan shroud.
Tighten: Tighten the bolts to 4 N.m (35 lb in).

Fig 4: View Of Surge Tank Inlet Hose & Clamp

Courtesy of GENERAL MOTORS CORP.

If necessary, install the surge tank inlet hose to the radiator.
If necessary, reposition the surge tank inlet hose clamp at the radiator.

Fig 5: Radiator, Inlet & Outlet Hose & Clamps

Courtesy of GENERAL MOTORS CORP.

Engage the radiator inlet hose clip (2) at the fan shroud.
Connect upper radiator hose from radiator.
Install air inlet duct.
Fill the cooling system. Refer to Cooling System Draining and Filling (Vac-N-Fill) or Cooling System Draining and Filling (Static Fill)