The engine of your car plays an important role in the smooth functioning of the BMW. A small malfunction in the engine may cause numerous problems in a car such as poor gas mileage, vibrations, unusual engine noise, and many more problems. If you are currently living in Scottsdale and facing engine failure issues, then connect with a certified BMW mechanic for performing the necessary repair and replacement. So, go through the following slide to determine the failed engine before taking it to a mechanic.