buick Workshop Repair Guides

Buick Workshop Service and Repair Manuals

Relays and Modules - Emission Control Systems > < Exhaust Gas Recirculation (EGR) Valve Adapter Replacement|Page 10855
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PCV Valve Hose: Service and Repair

Positive Crankcase Ventilation Tube Replacement 
Removal Procedure 

1. Remove the intake manifold cover.
2. Remove the positive crankcase ventilation (PCV) tube from the intake manifold.
3. Remove the PCV tube from the air cleaner outlet duct.

Installation Procedure 

1. Install the PCV tube to the intake manifold.
2. Install the PCV tube to the air cleaner outlet duct.
3. Install the intake manifold cover.

Relays and Modules - Emission Control Systems > < Exhaust Gas Recirculation (EGR) Valve Adapter Replacement|Page 10855