Installation Procedure

Install the EGR pipe (5) with a new upper gasket (2) to the intake collector (1).

NOTE: Refer to Fastener Notice in Cautions and Notices.

Secure the EGR pipe (5) to the intake collector (1) with the 2 fasteners.
Tighten: Tighten the fasteners to 15 N.m (11 lb ft).
Install the EGR pipe (5) with a new gasket (3) to the exhaust manifold (4).
Secure the EGR pipe (5) to the exhaust manifold with the 2 fasteners.
Tighten: Tighten the fasteners to 15 N.m (11 lb ft).
Install the fastener to the EGR pipe bracket.
Tighten: Tighten the fastener to 10 N.m (88 lb in).
Start the engine and check for exhaust leaks.
Repair as necessary.

Fig 1: View Of EGR Pipe, Intake Collector, Bank 2 Exhaust Manifold, Upper & Lower Gasket

Courtesy of GENERAL MOTORS CORP.