Flo
08-30-2010, 04:52 PM
when lights are turned on, there is a persistent humming noise that seems to come from the headlight switch; the car is 450 SL 1980.
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View Full Version : mercedes benz 450 SL headlights make humming noise on the dash? Flo 08-30-2010, 04:52 PM when lights are turned on, there is a persistent humming noise that seems to come from the headlight switch; the car is 450 SL 1980. |