What Causes the Abnormal Noise When the Car is at 60 mph?

1 Answers
PiperRose
07/29/25 11:17am
If there is an abnormal noise when the car is at 60 mph, it is likely tire noise. If the noise gets louder as the speed increases, it might be due to a faulty bearing. Below are some relevant information about checking abnormal noises in cars: 1. Check the valve chamber: If the car hasn't been used for a while, the engine oil will flow back to the oil pan, reducing the oil level in the valve chamber. Due to the lack of oil for sealing and lubrication, a hissing sound can be heard from the bottom of the car when it is first started. This situation is normal. 2. Check the engine belt: Try pinching the drive belt with your fingers and twisting it, ensuring the twist angle is below 90 degrees. If the engine belt is dirty and causes noise, cleaning it with water or applying some lubricant can eliminate the noise. 3. Check the engine mount bolts: Loose engine mount bolts can result in improper engine support installation. 4. Check the engine compartment: Foreign objects blocking the engine compartment can also cause noise.
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