Posted on 3/24/2023
A serpentine belt, also known as a multi-ribbed belt, is a long, winding belt that runs through various engine components, such as the alternator, power steering pump, and air conditioning compressor. Its primary role is to transfer power from the engine's crankshaft to these components, which run on different accessory drive systems. That is why the serpentine belt is also commonly referred to as the drive belt. How Does a Serpentine Belt Work? The serpentine belt works by rotating in a circular motion around the engine's pulleys, which then rotates the various components. It's made up of a durable material, usually rubber, with several grooves on its underside that fit into the pulleys. When to Replace a Serpentine Belt? Serpentine belts are designed to last a long time, more than 100,000 miles, but they do wear out over time and eventually need to be replaced. Some common red flags that point to an old or worn serpentine belt include: Squeaking or squealing sounds ... read more