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Date: Wed, 28 Nov 2001 00:15:56 -0500
From: "Tony at" <>
Subject: Re: 1985 900s Intermittant Start Problem

Hi Andrew, You most likely have a bad fuel pump check valve. Check out this website for that part as well as diagnostic advice. The parts man is a Saab Master Tech with 15 years experience and he can help you diagnose the problem. Call him at 336-229-7849. Tony "andrew" <> wrote in message news:sYEM7.20282$ > I purchased a second-hand 1985 Saab at the end of August, and most of its > issues have been resolved, save one: the dreaded intermittant start problem. > > The car will generally start on the first crank in the morning (cold start), > but will often not re-start if I have driven it long enough to get the temp > up, and then left it for an hour or so. Additionally, it will often take > 10-15 secs of cranking before the engine finally turns over and roars to > life. Once running, the car drives smoothly and idles ~ 1000 RPM. > > Every now and then white smoke comes out of the exhaust at startup (the > dealership thought it was a coolant leak into the head gasket, but the head > gasket checks out fine) > > So far the issue has stumped two Saab mechanics: an indy specialist in > Vancouver (who is scandanavian himself)and the Saab dealership in Calgary. I > have had to have the car towed on two separate occasions because it simply > would _not_ start. The problem does not appear to be consistent or related > to the weather at all. > > > Any suggestions would be appreciated. > > I will detail below what has been done (that I know of) to try and remedy > the problem: > > -> new fuel pump (it actually did die) > -> new fuel filter > -> new plugs > -> rotor ok > -> distributer cap ok > -> fuel pressure is fine > -> oil and coolant flush > -> new temp sensor > -> harness re-wire (many of the wires were pretty pooched when he opened it > up) > -> head gasket is fine > > thanks, > > > > andrew. > (this has been cross-posted to > > > >

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