Date: Tue, 9 Nov 1999 18:43:06 -0600 From: "joe Inc." <ganynopsamrans.net> Subject: Re: 9000 T uphill misfire
sounds like you're fucked!! Massey Heide wrote in message ... >My 88 9000 T auto has had an intermittent misfire for some time and because >it doesn't happen every time I drive the car it is driving me mad. Most >common symptom is slight misfire at low revs (1500) just after it changes up >to 2nd or 3rd on a light throttle. If you accelerate or change down it >clears. Over the past 3 months I've changed the plugs (twice - NGK >palladium), HT leads, rotor arm, distibutor cap and fuel filter. I've >checked all the vacuum hoses and had the ignition timing and mixture >checked. My next step is to get a Saab specialist to contect it up to their >computer, but that can soon get expensive since it is not unlikely it will >run fine for them. It never happens until the car is fully warm (10-15 >minutes driving). Occasionally (but only sometimes) when going up long steep >hills it is far worse - you can feel the car running on 3 cylinders and it >doesn't clear if you accelerate or change down, but if you stop it idles >fine. I have a suspicion there is an intermttent fault with one of the >injectors, but am not sure how to identify which or whether this is the >cause. Anyone got any suggestions? > >
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