Dental Drill in the car! 94 C280
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11-01-2000, 05:28 PM
Join Date: Aug 1999
Location: ajax, ontario, canada
are you sure it is coming from the radio?
i also got this high-pitched sound once on my 190e, and it seemed to be coming from the speedometer cable, with its tone directly correlating to vehicle speed, not rpm.
it really freaked me out ...
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