Date: Tue, 26 Nov 2002 15:22:49 -0000
From: SkodaPilot <>
Subject: Re: c900 harmonic droning?

In article <>, says... > > I've heard it twice in 3rd, and consistently in 5th through whatever > the 70 to + 85 mph corresponding RPM range is (I did jot down some RPM > #s, but can't find them right now, from a high-speed tollway). But I > haven't heard it in 4th (or any other gear), at similar RPM. > Just a thought, but in a Saab (looking to find one soon), how are 3rd and 5th physically placed in the box in relation to 4th? Could it be wear on a particular pinion or bearing that is only loaded when 3 or 5 gear is used, and is only susceptable to resonating when spinning at a certain revs, or when loaded with a certain pressure? Seems odd that it should be 3 and 5, not 4, and not be transmission related? -- Carl Robson

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