whistle

I've only been taking the car for a drive in the late afternoon, it's the first start of the day and I've noticed a whistle, doesn't sound like a belt. It's after a gentle 200m drive down the street to the junction. After the car has been parked up for an hour while I do some shopping or go...

Hello lovely people:) My first time posting a question! Please some one tell me what to do. My beloved SL600 (2006, 50,000 miles) has a problem. After a few miles of driving it I hear an unusual whistle sound which I can only assume to be the turbo. After a few miles more, the car feels like it...

Good morning. Does any one else here have a very very quiet but high pitch whistle at idle and very low revs when driving? Most people can’t hear it but it sounds like a very small hole somewhere in the exhaust system behind the turbo.. Mainly heard when under the car or stopped next to a...

Hi Guys, First time posting in a forum ever, so apologies if any of my forum etiquette is rusty! Basically I'm having a complete nightmare with my 2011 C250 CDI (automatic & 60,000 miles on the clock) and I cannot get to the bottom of the problem. As the title says, I'm experiencing a...

Hi, I am looking for some help in identifying the cause of a whistle in the passenger footwell (RHD car). It is related to the aircon as it only occurs when the a/c is on and stops immediately when the a/c is switched off. The car is a C250TD w202 estate. The whistle starts when the...