Silverado 3500 2WD V8-6.6L DSL Turbo VIN 2 (2004)
Install the wheel liner and fasteners.
Install the two bolts that retains the baffle assembly intake air to the wheel liner.
Install the plastic closeout panel on the radiator support.
Install the air cleaner bracket, bolts and new tray.
Tighten
Tighten the bolts to 9 N.m (80 lb in).
Install the air cleaner assembly. Push down on the assembly in order to secure it to the bracket.
Do not attempt to cut off the outlet duct on the vehicle or debris could enter the turbo and cause damage.
Measure back from the Caution label on the air cleaner outlet duct 52 mm (2 in) on the existing duct, and cut the duct.
Measure from the side that was cut, 13 mm (1/2-in), and drill a 5/32 or 5 mm hole on each side of the duct and install rivets as seen in the illustration
above.
Connect the two ducts together.
Install the air cleaner outlet duct to the air cleaner assembly and the turbo inlet. It may be necessary to reposition the clamp on the air cooler outlet duct.
Tighten
Tighten the three clamps to 4 N.m (35 lb in).
Tighten
Tighten the air cooler outlet duct clamp to 6 N.m (53 lb in).
Install the mass air flow sensor and connect the connector.