In a message dated 7/6/04 6:20:53 PM Pacific Daylight Time, cobram at juno.com writes: > never listen to AM, but I'll check, I suspect that's where the > interference must be most noticeable. > Actually, alternator noise is an "FM" signal, and would be noticeable on the FM dial. Frank Santoro 1990 V8 (gone but not forgotten) 1998 A8