Date: Sat, 2 Feb 2002 10:25:32 -0500 From: "Tony at PartsAMillion.com" <Tonynopsamsamillion.com> Subject: Re: 1990 Saab 900T manual trans. "lurching" Advice needed
Should you be doing 25mph in 4th gear? It would be normal for you to have the symptoms you describe. Check out this webpage for tips on the other problems. http://www.thesaabsite.com/900old/900&79to94faqs.htm Tony <agrionianopsami.com> wrote in message news:_wH68.1819$S06.5020nopsamnsc53... > Hi all, > > I own a 1990 900T w/ manual transmission. The car just hit 118k miles and > I bought it a few months ago as a commuter/utility vehicle. This is the > second 900T that I've owned in my life. I'm a big fan of the model! > > Anyway, the previous owner of this car apparently took pretty good care of > it. It has a relatively new tranny/clutch, radiator, alternator, and > other miscellaneous repairs. > > However, recently I've noticed that the car is starting to intermittently > "lurch" when cruising at a steady low speed at a low RPM. My definition > of lurching is that rapid "bucking" motion a car equipped with a manual > transmission makes before it's about to stall. This lurching sensation > is something that we've all experienced when we started to learn to > drive a manual transmission. > > I've noticed this when cruising at say 25MPH in 4th gear (this is the point > where my "UP SHIFT" light goes out.) It didn't do this a few weeks ago, > and it doesn't do this consistently. > > Simultaneously I've noticed that the car is starting to become difficult to > start. For example, the car seems to sputter a little on cold starts and > during some warm starts it takes about 5-7 seconds of ignition before the > engine finally starts. The car has never stalled for what it's worth. > > Also, there is a low frequency "grinding" noise that occurs in all gears > when the engine is operating between 2.1k-2.8k RPM. This grinding has been > occuring for months now and I suspect that it's caused by a belt pulley > bearing (possibly alternator.) > > Anyway, I'm hoping that the ignition/lurching issues are related and > something that I can service on my own. Can anyone please share some > ideas on what I should check to resolve the lurching problem? I own > the service manual, fwiw. After spending over USD$8k on maintenance on > a Porsche 928S4 since 1999 I'd like to save some $ being a DIY mechanic > on my Saab. > > Thank you! >
