Unusual Noise Under Car When Turning
A noise from under the car during turns often points to issues with the steering, suspension, or drivetrain components. Common causes include worn CV joints, loose or damaged steering/suspension parts, or binding in the steering system.
Diagnosis Details
Possible Causes
Worn CV joint (constant velocity joint) – typically a clicking or popping sound when turning, especially at low speeds.
Loose or damaged steering or suspension components (e.g., tie rod ends, ball joints, control arm bushings) – can cause clunking or knocking.
Binding or worn steering rack or power steering system – may produce a groaning or whining noise.
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What You Should Do
Inspect the CV joints for torn boots and grease leakage.
Check all steering and suspension components for looseness or wear.
Test the power steering fluid level and condition.
If noise persists, have a professional mechanic perform a thorough undercar inspection.
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Disclaimer: This AI-generated diagnosis is for informational reference only. Always consult a qualified mechanic for an in-person inspection. AutOwner is not responsible for decisions made based on this information.
