What are the symptoms of a faulty car tensioner pulley?

1 Answers
StJosie
07/28/25 6:15pm
Below are the specific manifestations of a damaged car tensioner pulley: Larger power results in louder abnormal noises: If the tensioner pulley is damaged, there will be noise at 1400-1500 RPM, and the noise will be louder under high power consumption conditions. Increased resonance and noise: If the tensioner pulley is damaged, resonance will be very noticeable, with loud noise during rapid acceleration, accompanied by noise phenomena and insufficient power. Loss of steering and braking control: If the tensioner pulley fails while the car is in motion, it can lead to loss of braking and steering, with very serious consequences. Abnormal noise during startup: If the tensioner pulley damage is not very severe, the vehicle will emit abnormal noises during startup.
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