A clunking front suspension on a W223 S-Class usually points to worn links or bushings, though air-ride struts can also make noise. Here’s what to check first, and how to judge whether it’s safe to keep driving.
A clunk from the front end when you hit a sharp bump is one of those noises that makes the whole car feel less solid. On the W223 S-Class, there are a few common places I start looking, and the good news is that a clear suspension knock is often a worn mechanical part rather than a computer issue. Still, how you respond depends a little on which suspension system your car has and exactly how the noise behaves.
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