GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Cadillac
🢒
2008
🢒
XLR
🢒
Engine
🢒
Engine Mechanical - 4.6L (LH2)
🢒 Positive Crankcase Ventilation Hose/Pipe/Tube Replacement
Removal Procedure
Remove the fuel injector sight shield . Refer to
Fuel Injector Sight Shield Replacement
.
Disconnect the positive crankcase ventilation (PCV) fresh air tube from the left camshaft cover.
Remove the PCV fresh air tube from the air cleaner housing assembly.
Disconnect the PCV dirty air tube from the right camshaft cover.
Remove the PCV dirty air tube (2) from the intake manifold.
Installation Procedure
Important:
Ensure that the PCV dirty air tube is located between the tabs of the intake manifold.
Connect the PCV dirty air tube to the intake manifold fitting.
Connect the PCV dirty air tube to the right camshaft cover.
Attach the retaining clip (3) to the intake manifold.
Connect the PCV fresh air tube to the left camshaft cover.
Connect the PCV fresh air tube to the air cleaner housing.
Install the fuel injector sight shield. Refer to
Fuel Injector Sight Shield Replacement
.