Mercedes Repair Questions? Ask a Mechanic for Answers ASAP
Hello, my my name is***** sounds like you have a worn drive belt. You can spray drive belt with water to see if noise stops, if so you know it needs to be replaced. Belt would cost around $100 to be replaced at a shop, here are replacement instructions. Let me know if you have questions, thanks.
How does vehicle run? Is check engine light on? Thanks.
I'll open question back up to see if someone else has some ideas. Thanks.