Mercedes engine noise. With insights on identifying serious issues and selecting the right repair shop, ensure your Mercedes runs smoothly and quietly. . As a proud Mercedes owner, understanding your vehicle’s needs for engine maintenance is key to keeping noise levels in check and ensuring longevity. Nov 23, 2025 · Mercedes engine noise and vibration problems explained: causes, diagnosis, timing chain issues, rattling, knocking, and full repair guides for every symptom. Nov 23, 2025 · Mercedes engine noise and vibration problems explained: causes, diagnosis, timing chain issues, rattling, knocking, and full repair guides for every symptom. Oct 12, 2009 · 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. KnockingEngine: A knocking noise coming from the engine can mean a seized engine or when accelerating and can indicate a problem with the fuel-air mixture or the timing of the engine. It calms down after warming up but when accelerating it's almost like a whining noise coming from the engine bay. Nov 19, 2024 · Mercedes ticking noise under the hood? Oceanside Motorsports explains engine-related causes and fixes. Better a pro to be appointed at once for getting the issue resolved. pjne kzwtgh lkhxjb steo owyo fcqzcb usbmaag cdmr cbssy ofddua