air vents

Hello, I hear a special hissing sound when the ventilation is on. It is heard constantly, when I turn off the ventilation (I set the fans to 0, the sound stops). Does anyone have experience with this sound and what could it be? It is an A-class A180, W177, 2018. year...

Hi, I have S204, year 2010 and air-conditioning is working normally, cold-air is going through the vents and sometimes it just suddenly stops and no air is going out throught the vents. The air blower motor is working normally (it is also relatively new). When it is all ok, air condition is...

Make: Mercedes Model: C220 CDI Transmission: Auto Fuel: Diesel Body type: W203 Year: 2001 Hi Guys. I fix one issue, and then something else comes up. Anyway, I recently had an issue with the car going into limp mode. On initial investigation i removed and cleaned the EGR valve, then finally...