Date: Wed, 12 Apr 2000 18:13:39 GMT From: mschnittnopsamnc.com (Mark Schnittman) Subject: Re: Engine RPM
On Tue, 11 Apr 2000 19:31:31 GMT, J.Wijdevennopsamr.nl.net (Jos Wijdeven) wrote: >"Erick Edwards" <ErickEdwardsnopsaml.msn.com> wrote: > >I have the same problem. My saab mechanic says it's normal (although I >thought it didn't at first). > >Jos Wijdeven >Saab 900s Aero Intercooler (1992) and very happy with it! > > >>My 1987 900S has a peculiar problem. Whenever I decelerate and step on the >>clutch, the engine RPM plummets to near zero (according to the tach), and >>then rebounds to normal. Adjustiing the dashpot did not improve the >>situation. >> >>Other than that, the car runs fine. >> >>Anyone else had this problem? >> >> > My 85 900 does that some times when its cold out and the engine hasn't warmed up. Its definitely an indication that something isn't working quite right. But I'm not sure what that something is. I wonder if it isn't a particular component, but more that the engine is old and warn and it needs some time to heat up and expand to make good seals in the cylinders. mark