timing pulley and belt

When checking the serpentine belt, look for signs of wear and tear, such as cracks, fraying, or glazing (a shiny appearance on the surface of the belt). Additionally, listen for unusual noises while the engine is running; a squealing sound is often an indication that the belt is slipping or that the tensioner is failing. It’s prudent to replace the serpentine belt at the manufacturer’s recommended interval or sooner if any signs of wear are detected.


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