Date: 5 Apr 2005 21:15:40 GMT From: Dave Hinz <DaveHinznospamcop.net> Subject: Re: Saab noise
On Tue, 5 Apr 2005 17:04:02 -0400, Dennis <larch42nospamel.net> wrote: > I have a 95 Saab 900S with a 4 cylinder non turbo engine. It has a noise > that is making me very nervous. > When the engine is first started cold it makes a noise very similar to an > idler or tensioner with a bad bearing. Almost like a bad water pump bushing. > I have removed the serpentine belt that drives all the other units and the > noise remains. It sounds as though it may be coming from under the valve > cover. Any ideas before I tear the engine out for examination? Timing chain maybe? Kind of a rattly, metallic noise, that changes directly with engine RPM? Or, is it a squealing or chattering noise, or how would you characterize it? How many miles? Any remarkable service history? Dave Hinz