Date: Mon, 11 Jul 2005 00:00:10 GMT From: "Skyclad" <Donotreplynospamaddress.com> Subject: Re: 89T hesitates revving, loses power at low speed
Could be the fuel filter is becoming clogged. "Grunff" <grunffnospam.com> wrote in message news:42ce37e9$0$13809$db0fefd9nospam.zen.co.uk... > Tom wrote: >> My '89 9000T has started hesitating, by which in this case I mean that >> I've had several instances now where at low speed, say 25mph, I want to >> speed up but applying the pedal doesn't increase the revs at all. In >> fact the revs I still have aren't powering the car forward. So for a few >> seconds I'm just rolling as if in neutral, then something 'catches' and >> the motor revs up. It feels like the car is about to stall completely, >> but it doesn't quite do that. After the first couple of instances I did >> some web research and found >> one thing I could do myself right away. The idea was to get off premium >> gas (I usually run 92 octane). I had room for only about 6 gallons, so I >> added that in 89 octane. It happened again anyway. I then took it to a >> knowledgeable SAAB mechanic (Ryan's in Northampton, MA) and of course >> they couldn't get the symptom to appear on a test drive. Nevertheless >> they found a failed turbo bypass (hooter) valve, replaced it, and >> cleaned the throttle plate. For a few days after that, maybe just 75 >> miles, it didn't happen. Then >> last Sunday it happened as I was exiting a turnpike tollbooth (after >> running at 85mph for an hour). Since then it happens every time I take >> the car out, within as little as 100 yards, up to as far as 2 miles. So >> it's not a running hot symptom. These last few instances have been not >> quite as alarming as the first three, lasting maybe 3 seconds instead of >> the previous 6 seconds. I now have another appointment at Ryan's on >> Monday. Meanwhile, any guru ideas? > > > It could be one of a number of things, but I'd start off by examining the > AMM and the connector which plugs into the AMM - a fault there would > produce these symptoms. > > -- > Grunff
 |
 |
 |
 |
 |
