Mercedes loud fan noise. My 2010 E350 recently st...
Mercedes loud fan noise. My 2010 E350 recently started having this loud "fan" noise when I start it and it continues for a few seconds after I The SLK is a sporty yet comfortable 2-door roadster that was first introduced in 1998. Understanding the root cause is the first step to solving the problem and restoring peace and quiet. When I got out I noticed a very loud fan noise coming from behind the Mercedes badge. . Seems to happen with heat or air conditioning. Have any B250 owners noticed any noises coming from the engine compartment after they shut the engine off? I've been noticing on mine it sounds like there's a compressor motor or fan going for about 2 or 3 seconds after the engine shuts off. The noise level I have 2006 ML350 and the radiator fan is on high speed and making noise like a jet engine even thought the engine is not hot (85 degree outside). It may also result from a malfunctioning fan clutch or sensor that keeps the fan running at full speed. 2016 G500 (G550) loud fan noise First of all hello to all members of this subreddit, hope you all are staying safe. New comments cannot be posted and votes cannot be cast. We have a fairly new to us 2004 CLK 500 cabriolet with only 41,000 miles. If course, loud is a subjective term!!! I noticed on my wonderful girlfriends 2003 E320 the fans are extremly loud when the AC is on!! I called a service place in TN where she is and they looked Quiet a loud blower motor. Learn how to quiet fans, level legs, and clean coils like a pro. What should I check? Can dust on the blades cause the fan to be noisy? What if tightening the screws doesn’t fix the noise? I have an old ceiling fan. Hello all, Recently I noticed a loud hum with a slight vibration when turning on the HVAC system. If you close vents the fan has to work harder and it becomes louder. The noise gets louder depending on how fast the blower works. What’s going on? Archived post. The car has a base radio. Documenting the noise pattern helps a technician pinpoint the problem faster. I took it to dealer and the service adviser told me that it is a normal that Mercedes models have loud fan noise and everything checked out OK. Its as if the fan is running full blast like the car thinks its overheating however the engine cannot be Hi everyone, I got this weird rough knocking/tapping noise (from engine assume) for a few seconds after starting up my one-year old 2010 C300 (W204 I guess) I HAVE A 2008 S550 4 MACTIC RECENTLY THERE IS THIS REALLY LOUD WHEN THE AIR IS BLOWING. It sounds like either some dirt is in it or a bearing needs lubrication. Probably an easy fix, but as the car was under warranty (just barely), I l Hi guys A couple of days ago i noticed that the radiator fan starts running immediately upon start up and is really loud the fan runs continously the first 10-15 min an then goes off. Set your desired climate control temp high enough that you don't need to close vents and it shouldn't be too loud. I took it back to the dealership and explained what the problem was. The car has 72k miles, I cant seem to figure out why when first starting out, the engine starts excessively loud, I know it wouldn't be silent but for a MB I wouldnt expect this much noise. That's piqued the interest of an AD and researchers alike. The pressure switch replacement may reduce symptoms but doesn’t fully resolve the issue. I must say it was like a turbo jet plan about to take off, why is it so loud and is the car broken? Other times when the fan kicks in its not that I've been having an intermittent, annoying, hamster-in-a-cage kind of squeak coming from my dashboard area. Check the blower motor resistor and fan blades for debris or damage. Sometimes it sounds like a tiny cooling fan somewhere in the firewall area. Practical Fixes For A Loud AC Fan Many causes of a loud car AC fan have straightforward remedies you can perform at home, while others require professional service. Top 2 Reasons Why Your Mercedes Fan Spin So Loud & how to Fix it Dr. Hello wondering if someone could help me Drove home from work this evening, parked up as usual and switched ignition off. Jul 21, 2025 · A loud fan in your Mercedes is often caused by an overworked cooling system, typically due to high engine temperatures or a faulty thermostat. The noise level In cold temperatures, my heater fan is making an annoying chirping noise while running at low speed. Are you sure it is the radiator fan making the noise? Have you had someone else start the car and verified that is where the noise is coming from? When you say it is "running loudly", is it abnormally loud? Like louder than you have ever heard it? Or is it just running at high speed? Does it continue to run loudly or settle down after a minute A noisy, high-speed fan that runs after engine shutdown often indicates a faulty cooling fan relay or a sticking fan clutch. These can include rattling, clicking, grinding, or even loud humming sounds. Power off your laptop completely and unplug it from any power source. Model is 300 GLC 2020 with 10k on the odometer. What To Do If Your Heat Fan Is Noisy!. Can't tell if it's a bad bearing or maybe one of the fan blades broke. If you notice any Mar 18, 2025 · Explore the Mercedes-Benz cooling fan problem, including causes, owner feedback, and important recall information. The cooling fan helps to circulate air through the radiator, which helps to cool down the engine. The vehicle has been recently MOT'd and serviced, what can the problem be :confused: Hope someone can shed some light The fan is not loose but it sounds like a bearing going dry. the fan that runs when the AC is on is very loud. It can also point to a failing fan motor or worn-out bearings. When I picked it up I was told But are you referring to the inside fans or the fans inside the hood, that you can hear from outside? I know both are noisy but I was referring to the fans inside the hood, people walk by and look at it as it’s sooo loud. I have been searching on multiple MB forums and so far I’ve encountered with no answers to my issue. Cool 312K subscribers Subscribe Feb 11, 2020 · Are you sure it is the radiator fan making the noise? Have you had someone else start the car and verified that is where the noise is coming from? When you say it is "running loudly", is it abnormally loud? Like louder than you have ever heard it? Or is it just running at high speed? Does it continue to run loudly or settle down after a minute Jan 20, 2020 · I have a loud noise that appears to come from fan even when the fan is off. How often should I lubricate my ceiling fan motor? The noise only happens when the light is on. In this article, we’ll dive deep into the […] The heater/defroster puts out much air and at warm temp, but it's noisy as hell. KINDA LIKE A JET IS SITTING IN MY DRIVEWAY. It appears to be a 2 speed fan. my car does not make a loud fan noise when the AC is not on. I left it at Mercedes for a few days to be repaired. Is very loud when crusing at 1500rpm and tap the accelerator. The loud fan noise after shutdown is typically the electric radiator cooling fan running to cool the engine. It is intermittent and can last for 5 to 10 minutes at a level that is too loud for conversation. ITS SO LOUD IT IS REALLY EMBARRASSING BUT THE CAR ISN'T RUNNING HOT OR ANYTHING. PLEASE HELP? I have a 2004 C Class Coupe and I have just noticed today, when stationary and turn the car on, after about 30 seconds you can hear loud fan noise coming from the engine bay. Discover ways to enhance your gaming setup! #playstation #ps4 #ps5”. Dealership does not appear to be able to identify the issue. Is it worth trying to fix, or should I just replace it? Is it safe to work on a ceiling fan myself? 460 Likes, 31 Comments. This something I can get to and fix myself or is it a big take apart the entire dashboard operation? Sounds like the fan Learn three simple fixes for loud laptop fan noise that work on any laptop brand. Could it be a fan maybe? Sounds like I have a little bird in the car whenever the interior fan is running. Symptoms of a bad engine clutch fan and how to test if it has failed. I don't touch the car, have the key on me, or even have any embrace options. It calms down after warming up but when accelerating it's almost like a whining noise coming from the engine bay. Should I be worried about this? It went A loud fan in your Mercedes is often caused by an overworked cooling system, typically due to high engine temperatures or a faulty thermostat. Hello all; Last night had the car in R and backing into the drive way, the engine was hot say above 80oC mark and the cooling fan kicked in. If your interior AC/ Heat fan (blower motor) is making noise like a card in a bicycle spoke, then you probably just need to clean out the blower motor which is easy and The fact that your fan makes more noise when you accelerate suggests that the fan swings back a fraction (or perhaps sideways, since it will respond like a gyroscope) and touches the casing more. Sick fan noise traced to faulty Cabin Air Aspirator A/C Temperature Sensor in GLA. Is there a way to disassemble the fan and access the bearing or even replace the belt? I have a 2004 C Class Coupe and I have just noticed today, when stationary and turn the car on, after about 30 seconds you can hear loud fan noise coming from the engine bay. Dust accumulation is the most common cause of loud fan noise. When dust clogs air vents and settles on fan blades, airflow becomes restricted. TikTok video from Nakky (@nakky180): “Learn effective tips to reduce your PS4 fan noise for a better gaming experience. 2022 GLE350 — Loud humming noise from front vents when turned up. If the noise persists after the engine cools, electrical or control module […] The noise levels in Purdue's Mackey Arena are higher than any that have been measured in another Big Ten arena. I also noticed an yellow glow from behind it. Discover expert tips to fix loud laptop fan noise. The Your Jeep Wrangler fan is likely loud due to the viscous fan clutch engaging to cool the engine, especially under load or in hot weather, or because of a mechanical issue such as a damaged fan blade or worn-out clutch. Such noises may indicate that the fan blades are damaged or debris is caught in the fan shroud. I HAVE A 2008 S550 4 MACTIC RECENTLY THERE IS THIS REALLY LOUD WHEN THE AIR IS BLOWING. It is pretty loud when i put it on the max setting for the windshield defog. I was initially (hoping) thinking it could be the belt that drives the fan but the noise is solely coming from the fan and not the motor. The fan is not loose but it sounds like a bearing going dry. I have a video but I don't seem to be able to attach it Is this normal for other glc200 owners? Why does my car AC sound louder? Common causes for noisy AC systems in cars One of the most common is when the cooling fan is not working correctly, or when its belts are worn out. I have noticed my car makes various noises hours after it is shut off. We live in a hot climate and have noticed that the engine's electric cooling fan sounds like a Tsunami warning siren going off when it running on its highest speed. I noticed on my wonderful girlfriends 2003 E320 the fans are extremly loud when the AC is on!! I called a service place in TN where she is and they looked Is your ceiling fan making annoying noises? Learn how to diagnose and fix a noisy ceiling fan with simple steps like tightening screws, balancing blades, and lubricating the motor. The volume of the noise appears to be linked to cooler temperatures, fan speed, and also is acutely impacted by the motion of the car (turning left or right, or accelerating) I had tried We have a fairly new to us 2004 CLK 500 cabriolet with only 41,000 miles. The following fixes cover common scenarios and preventative steps to keep the system running quietly. If the noise persists after the engine cools, electrical or control module […] Discover the potential causes of loud fan noise in your Mercedes-Benz and find detailed solutions to resolve the issue, ensuring a smooth, quiet ride. Any body I purchased a 2021 GLA 250 last December and after owning it for a few months the AC was making a very loud sound and not cooling correctly. Is there a way to disassemble the fan and access the bearing or even replace the belt? In cold temperatures, my heater fan is making an annoying chirping noise while running at low speed. The problem in most cases is a bad ecm so in order to Why Is My Fan So Loud? Understanding and Addressing Fan Noise Issues Is your fan sounding like a jet engine taking off? Excessive fan noise is usually caused by dust buildup, failing components, or improper installation. Sometimes it sounds more like a whining noise. It's a more or less constant high pitch chirpy bird noise - not all that loud - and it stops when the fan is off. Also, how to replace a clutch fan. How to make your AC return quieter? Mercedes CLS550 Fan Noise and Shaking After Shutdown Issue CLS550 owners often report cooling fan noise and post-shutdown engine vibrations or shaking sensations. Its most notable feature is its power retractable hardtop roof which was quite revolutionary for its time. PLEASE HELP? I'm guessing you're talking fan noise. This is a very common problem with the Mercedes radiator cooling fan running constantly on high speed. Jul 8, 2025 · Unusual Noises from the Fan Area Another common symptom of Mercedes radiator fan issues is strange noises coming from the fan assembly. Is your ceiling fan making annoying noises? Learn how to diagnose and fix a noisy ceiling fan with simple steps like tightening screws, balancing blades, and lubricating the motor. Fix your ge refrigerator making loud humming noise with these easy expert tips. What is an engine Fan Clutch? I have a 2004 C Class Coupe and I have just noticed today, when stationary and turn the car on, after about 30 seconds you can hear loud fan noise coming from the engine bay. Hey everyone! Recently purchased a new GLC200 in Aus and have noticed a loud fan/sucking noise under acceleration. Learn why your laptop fan is so loud and how to make it quieter with practical solutions. Sounds like maybe a bearing in the fan that needs lubricating, but, is it a big job to access it? Any tips gratefully received Loud fan noise at high speeds in hot weather is usually caused by the blower motor or fan assembly working harder to cool the cabin. This something I can get to and fix myself or is it a big take apart the entire dashboard operation? Sounds like the fan The fact that your fan makes more noise when you accelerate suggests that the fan swings back a fraction (or perhaps sideways, since it will respond like a gyroscope) and touches the casing more. Your laptop compensates by spinning the fan faster and harder, creating the loud noise you're hearing. I've been too lazy to pop the hood and check it out. wl3kqr, wadq, eibpzh, opicpr, khgk, t9kx, 1i2yl, pnjmol, tcwkk, 1u6vj,