2CarPros - Car Questions & Answers

2000 Mercedes Benz S430 Repair Question


Topics covered: Miscellaneous.
Mileage: 196,000 miles.

Asked on July 6, 2011

High pitch sound

Hi,
I hear this high pitch sound when I stop at the light or sit in traffic for a period of time. I also hear it when I put the AC on. Any reason?
Avatar Asked by adunbar

No Answer Yet