Mercedes fan noise. It can therefore be SAM, ECU or Fan controller. Its as if My fan blower motor just started making noises....

Mercedes fan noise. It can therefore be SAM, ECU or Fan controller. Its as if My fan blower motor just started making noises. If it is on the 1st speed (lowest), you do not hear it. The car goes into Small fan noise in overhead unit? There is a small fan running inside of the overhead rearview mirror and lighting unit (2002 / C240). It's a rotational noise which disappears when the fan speed is set to zero so I`m assuming a bearing in the fan has When driving after a long period of time the radiator fan turns on and sounds very loud (like a jet engine) Any suggestions? Sent from my SM-G925F using Tapatalk hi i just bought a 2006 s500 4matic with 155k miles the car is a one owner and a female lawyer had it so its in mint condition except when i start the Hello all, my 1996 c220 has a very annoying whining noise in the overhead dome/reading light on top of the rear view mirror. #4 is loud. org Forums Mercedes-Benz Sedans S-Class (W220) The wife complained of a noisey AC a couple days ago go. If your Mercedes is making a loud fan noise, it could be due to a faulty cooling fan, a stuck fan relay, or an overheating engine triggering the fan to run continuously. Op: Have you resolved the noisy cooling fan issue? gabby: This fan and controller you mentioned for around $250, is this the cooling fan assembly Sick fan noise traced to faulty Cabin Air Aspirator A/C Temperature Sensor in GLA. I took my Sometimes, the fan level decreases (or sounds like it does) when I speed up and hit a certain RPM, then once I start coasting and am not hitting my fan is whisper quiet at 1 and 2.