Date: Thu, 29 Jul 1999 16:25:39 -0700 From: geckonia <enopsamm> Subject: Re: 900S Hesitation Problem
Sounds like the problem I had with my 94 900SET. It turned out to be the "Direct Ignition" tom159 wrote: > > I have a 1991 Saab 900S, 2.1L with 98K miles. I have been > experiencing an "acceleration hesitation" most noticed in 2nd thru 4th > gears at 2200-2500 rpm. It happens most often at stage 3 (see below). > It will also hesitate (or 'hiccup') in 5th gear at highway speeds > (initially, at stage 1, then disappears) but the rpm's are in the > 2200-2500 range. > > Stage 1: Start car in a.m., drive 10-20 miles, shut it off. > Stage 2: Let car sit for minutes/hours. > Stage 3: Start car and drive. (Most noticable here.) > > The best description is the acceleration seems to "freeze" then "break > through". (It idles smoothly when I have it in neutral.) I have had the > 90K mile service, fuel filter changed, and the injectors cleaned and > the problem persists (it was noticed before the service, too.) I have > also changed the ignition wires. I have spoken to 2 Saab dealers and 1 > local mechanic and the answer is basically the same, "Unknown cause, > unknown cure." > > Does anyone have any suggestions for solving this hesitation problem? > PLEASE HELP! Thank you. > > tom159nopsamcape.net > -- > Posted via Talkway - http://www.talkway.com > Exchange ideas on practically anything (tm).