
As a former mechanic, I’ve worked in all kinds of shops before I got to work on Porsches for a living. Car repairs can be incredibly expensive, and you might be surprised to find out that not every mechanic is as honest as they seem. Some shops might bill you for unnecessary parts or even claim to replace something that they didn’t. So, if you’ve ever felt like you’ve been cheated by your mechanic, you’re not alone. Here are seven signs something may be amiss.