The water pump is one of the vehicle components that may never require replacement if your vehicle is well-taken care of. You can own a car for over 15 years and never have to replace the water pump. That’s not to say that it can’t develop a problem. That’s why the car comes with a scheduled maintenance routine for every car component to ensure that it is always in pristine condition to function at maximum performance. So, when should you replace the water pump? At What Interval Should You Replace a Car Water Pump? As mentioned earlier, a vehicle’s water