Recommendations On When To Replace Your BMW's Water Pump If you want your BMW's engine to run cool even on a swelteringly hot summer day, it needs a consistent flow of coolant from the radiator through the entire engine. The water pump is the main component that ensures that flow is maintained. In perfect working condition, the water pump will help your BMW maintain a consistent, accurate operating temperature and help ensure your vehicle runs smoothly. If the water pump on your BMW starts to fail, you can end up with complete engine failure. Let's take a more in-depth look at what your water pump does and how to know if yours is failing. What is a Water Pump? The water pump is an important component that helps keep the coolant circulating. This circulation ensures that the engine remains at the proper operating temperatu ... read more