Date: Wed, 16 Mar 2005 10:42:49 +1000 From: "Phuoc Nghuy" <Phuoc412nospamca.com> Subject: Re: Overboost problem
On Tue, 15 Mar 2005 14:34:31 -0800, eric.perdu wrote: > I have been living with an overboost problem on my '92 9000 for a while > now due to financial constraints. The turbo will boost to where it > starts touching red on the gauge which will in turn cut out the fuel > pump to save the motor...the overall effect is kind of a "bucking" > phenomenon. Very annoying, especially on the freeway, and potentially > dangerous as power may not be there when needed. A good friend and car > wiz (not much experience with Saab, but very well versed in most > European makes - he works as a lead tech for a VW dealer) suggested that > I replace the APC valve. His suggestion fit in with the reading I have > done, so I ordered a new one and slapped it in today. Although the > problem is alleviated quite a bit, it ain't gone. WHere would be the > next place to look? I want my HP back!!! How long is it since you gapped your spark plugs? Running too wide a spark plug gap can cause this problem. Phuoc