BMW’s, especially those with the N52 engine, are known for making a ticking noise. This noise can get worse the more you drive the vehicle and even in some harsh environmental conditions. This ticking noise is mostly annoying, though there are a few times when it does indicate there is a bigger problem with your BMW. Many car owners wonder what they should do when they start hearing the BMW make that ticking noise.

The best thing to do is take your BMW into a qualified mechanic. Even though this ticking noise is pretty common, …

When most of us think about the essential parts of a car, we think of four wheels and a seatbelt, doors and windows that operate correctly, working lights, and an engine to run it all. From there, we remember the parts we see and the parts that break down and send us to the mechanic. One of the parts we do not often see or think about is the PCV (or Positive Crankcase Ventilation) Valve.

What is the purpose of the PCV Valve?

Not much bigger than your thumbnail, this small piece plays an important role in the …