What Causes Squealing Belts in Sedans?

1 Answers
McJackson
07/30/25 9:16am
Sedan belt squealing is caused by insufficient belt tension or aging of the drive belt. Here are the consequences of not replacing the belt in time: 1. System failure: A broken engine belt can lead to failure of the car's air conditioning system, power steering system, and power generation system, resulting in issues such as the generator not working and the power steering pump not functioning. 2. Valve and piston damage: A broken timing belt can cause damage to the valves and pistons. The timing belt is exposed outside the engine, and over time, the belt surface will begin to age, even developing cracks. Problems such as belt slippage will follow. The aging and breaking of the belt can affect the engine's valve timing and even cause the valves, pistons, and crankshaft to be completely ruined.
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