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Home >> Buick >> 2008 >> Lucerne V6-3.8L >> Repair and Diagnosis >> Powertrain Management >> Emission Control Systems >> Exhaust Gas Recirculation >> EGR Valve >> Service and Repair >> Exhaust Gas Recirculation Valve Replacement
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Exhaust Gas Recirculation Valve Replacement



Exhaust Gas Recirculation Valve Replacement

Removal Procedure




1. Remove the intake manifold cover. Refer to Intake Manifold Cover Replacement (Service and Repair).
2. Disconnect the engine harness electrical connector (2) from the exhaust gas recirculation (EGR) valve.




3. Remove the EGR valve nuts.
4. Remove the EGR valve.
5. Remove the EGR valve gasket.
6. Clean the EGR valve mating surfaces.


Installation Procedure




1. Install a NEW EGR valve gasket.
2. Install the EGR valve.

Notice: Refer to Fastener Notice (Fastener Notice).

3. Install the EGR valve nuts.

Tighten the nuts to 25 N.m (18 lb ft).




4. Connect the engine harness electrical connector (2) to the EGR valve.
5. Install the intake manifold cover. Refer to Intake Manifold Cover Replacement (Service and Repair).

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