Date: Mon, 18 Jun 2007 16:20:57 +0100 From: "VÈritable Rosbif" <no.spambots.tanospamnity.uz> Subject: Re: Anyone diagnose this?
"VÈritable Rosbif" <no.spambots.tanospamnity.uz> wrote in message news:xt-dnS0xw8z6GOvbnZ2dnUVZ8sKlnZ2dnospamom... > Saab 9-5 [2.3-litre petrol] low-pressure turbo. 110,000 miles, > replacement > turbo at 70,000. It has started blowing off blue-ish smoke from the > exhaust > when changing up 2>3, 3>4 and 3>5. It's not worse when driving 'hard', > and > happens on even the gentlest of changes. No difference if the engine is > cold or hot. As the revs drop for the change, there's a small billow of > smoke. It doesn't do it if you by-pass 3rd gear, and it doesn't do when > changing down, as the revs increase. Any ideas of its cause? Asking this question elsewhere has got the quick response of "rings possibly, but more probably valves and/or valve-guides". If so, is this a time-consuming and complex [that is to say, expensive] job on the Saab engine?
