Generally a leak in the intake manifold gasket will result in an elevated
idle and possibly set a check engine light code. Does your vehicle have
either of these symptoms?

Bob

"hubops" > wrote in message
...
> My friendly neighbourhood Saturn dealer is saying
> that my intake manifold gasket is faulty.
> I was in for routine oil/tranny fluid change.
> No symptoms - that I can tell. yet...
> What symptoms should I be looking for ?
> Will it likely fail suddenly or gradual ?
> 120,000 km on the car.
> Thx. John T.