Installation 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.

Install the right exhaust pipe with a NEW gasket to the turbocharger. Align the tab on the gasket to face inward.
NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
Install the exhaust pipe to turbocharger bolts (2).
Tighten

Tighten the bolts to 53 N.m (39 lb ft).
Install the exhaust pipe to the exhaust manifold with a NEW gasket. Align the tab on the gasket to face outward.
Install the exhaust pipe to exhaust manifold bolts (1).
Tighten

Tighten the bolts to 53 N.m (39 lb ft).

Fig 1: Installing Exhaust Pipe, Gasket & Bolts - Right (6.6L)
Courtesy of GENERAL MOTORS CORP.
Install the EGR cooler tube nuts, to the studs (1).
Tighten

Tighten the nuts to 30 N.m (22 lb ft).
Install the turbocharger exhaust pipe outlet. Refer to Turbocharger Exhaust Pipe Replacement (6.6L Engine) .

Fig 2: Installing EGR Cooler Tube Nuts To Studs (6.6L)
Courtesy of GENERAL MOTORS CORP.