What Causes Front Wheel Abnormal Noises in Cars?

1 Answers
DelLola
07/29/25 4:52pm
There are five common causes for front wheel abnormal noises in cars: nails punctured in tires causing friction sounds with the road surface; brake pads reaching their service limit, resulting in metal layer friction noises; shock absorber hydraulic oil leakage leading to loss of damping effect; loose lower control arm ball joints; and loose chassis bushings or bolts. Below are detailed explanations: Nails punctured in front tires: During driving, the friction sound between metal nails and the road surface may occur. Park the vehicle in a safe location, check if all four tires have sufficient pressure, and if so, proceed to a nearby repair shop for thorough inspection. Brake pads reaching service limit: Friction with the internal metal layer occurs. Brake pads, which closely contact the brake discs, are internally made of ceramic material. Once the ceramic wears out, the external metal layer begins to wear, producing abnormal noises. Shock absorber oil leakage: Shock absorbers contain sealed hydraulic oil to reduce significant vibrations when driving over bumpy roads, enhancing passenger comfort. If the oil seal is damaged, most hydraulic oil will leak out, causing loss of damping effect and generating abnormal noises during driving. Loose lower control arm ball joints: Ball joints are lubricated with grease. If the dust cover sealing the grease is damaged, the grease may become contaminated with water or dirt, losing its lubricating effect and causing ball joint looseness, which can also lead to front wheel noises. Loose chassis bushings or bolts: Chassis components are connected with soft materials like bushings to effectively isolate chassis impacts on the cabin and improve driving comfort. If chassis bushings fall off or are damaged, abnormal noises will inevitably occur. Loose bolts can also cause incorrect clearances between chassis components, especially leading to minor lateral displacements during driving.
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