If your serpentine belt breaks, all of the engine parts it is powering will stop working. Your engine could overheat and be damaged. It’s very important to have your serpentine belt inspected by your Automotive Services Guys.
He’ll look for cracks, wear, and stripping—all signs your serpentine belt is in danger of failing. Like the timing belt, it’s recommended to have your serpentine belt inspected every time you have your oil changed.
Warning sounds include a screeching noise coming from your engine, especially during start-ups on cold mornings or on sharp turns. Studies have shown that serpentine belts most often fail between 36,000-50,000 miles. Most experts recommend you have your belt replaced earlier.