Work on your troubleshooting abilities. Auto mechanics identify and fix problems. Even if your current position doesn’t put this responsibility on you, pay attention to each case and try to guess what could be wrong with each vehicle. Becoming comfortable and confident with diagnosing issues is essential.Typically when a vehicle has a problem, something in the way it feels, sounds, smells or looks is most likely wrong or off. Become more familiar with these different sounds, smells, etc. and use them to practice diagnosing