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Home >> Cadillac >> 2007 >> CTS V6-3.6L >> Repair and Diagnosis >> Powertrain Management >> Emission Control Systems >> Positive Crankcase Ventilation >> PCV Valve Hose >> Service and Repair
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PCV Valve Hose: Service and Repair



Crankcase Ventilation Hoses/Pipes Replacement

Removal Procedure

1. Remove the fuel injector sight shield.




2. Remove the positive crankcase ventilation (PCV) fresh air tube from the left camshaft cover.
3. Remove the PCV fresh air tube from the air inlet.




4. Remove the PCV tube bracket bolts.
5. Remove the PCV dirty air tube from the right camshaft cover.
6. Remove the PCV dirty air tube from the intake manifold.

Installation Procedure




1. Install the PCV dirty air tube to the intake manifold.
2. Install the PCV dirty air tube to the right camshaft cover.

Notice: Refer to Fastener Notice.

3. Install the PCV tube bracket bolts.

Tighten the PCV tube bracket bolts to 10 N.m (89 lb in).




4. Install the PCV fresh air tube to the air inlet.
5. Install the PCV fresh air tube to the left camshaft cover.
6. Install the fuel injector sight shield.

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