GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Chevrolet
🢒
2009
🢒
Express - AWD
🢒
Engine
🢒
Engine Controls and Fuel - 6.6L
🢒 Exhaust Gas Recirculation Valve Replacement
Removal Procedure
Remove the exhaust gas recirculation (EGR) valve/cooler from the engine and place on a clean work surface. Refer to
Exhaust Gas Recirculation Valve Cooler Replacement
.
On the bench, remove the EGR valve to EGR cooler tube bolts (2).
Separate the EGR valve (3) from the EGR cooler tube (4).
Remove and discard the intake manifold tube gaskets (1) as required.
If required, remove the EGR bracket bolt, nut, and EGR bracket.
Installation Procedure
Caution:
Refer to
Fastener Caution
in the Preface section.
If required, install the EGR bracket, the EGR bracket bolt, and nut. Tighten the bolt and nut to
25 N·m (18 lb ft)
.
Install NEW intake manifold tube gaskets (1) as required.
Position the EGR valve (3) to the EGR cooler tube (4).
Install the EGR valve to EGR cooler tube bolts (2) and tighten to
20 N·m (15 lb ft)
.
Install the EGR valve/cooler. Refer to
Exhaust Gas Recirculation Valve Cooler Replacement
.
Fill the cooling system. Refer to
Cooling System Draining and Filling
.