Date: Sun, 03 Feb 2002 11:14:31 +0000
From: Johannes H Andersen <>
Subject: Re: 9000 intermittent rough idle/stalling

danny wrote: > > Johannes H Andersen wrote: > > > For vacuum leaks, check also small (signal) hoses from manifold. > > > > Could be the head gasket starting to crumble. You have probably already > > thought about that. The main reason that I suspect this is that my car > > had the same symptoms about 3 years ago. The Saab dealer replaced the > > head gasket, but did no have to do any skimming because I came in > > early. Do you also get CHECK ENGINE? Diagnosis via code socket. > > > > > > Hi Johannes, Is it still likely to be a head gasket when it can run without > problem for weeks and then the problem starts agin, lasts a while, then it's > back to smooth running for a while? Last time it did it, I thought to myself > - that's it, I'm going to sort this out at the weekend (a few days later), and > as is always the case, at the weekend it ran fine and continued to so for > several weeks :) > Hi Dan, if it is intermittent, then I suspect the DI. But I've had all those things happen with my 9000 when I got it; mid life crisis I suppose: AIV, DI unit, headgasket, CAT, split vacuum hose, but not lambda or any other sensors (but check sockets). Once fixed, my 9000 CSE has run like a dream for the last 3 years. Johannes

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