DeVille V8-4.6L VIN Y (1998)
IMPORTANT: The intake manifold carrier gaskets are attached to the intake manifold through a snap-lock feature. When removing the intake
manifold, the carrier gaskets will remain attached to the manifold.
17. Remove six bolts, four studs and the intake manifold.
18. If replacing intake manifold, perform the following steps:
18.1
Remove the fuel rail.
IMPORTANT: Do not replace the intake manifold gaskets after intake manifold removal. The gaskets are reusable. The gaskets should
only be replaced if the plastic housing or rubber seals are damaged.
18.2
Remove the intake manifold carrier gaskets from the intake manifold.
18.3
Remove the throttle body.
18.4
Remove MAP Sensor.
INSTALLATION PROCEDURE
