Do you know how to work on cars?
No but I have a close friend who does
Have they ever helped you with your car if it's been broken?
Yes they have they are called auto mechanic (automotive technician in most of North America, car mechanic in British English, and motor mechanic in Australian 
That's good to know, thank you. I should learn how to work on my car more but all I can do is change the oil.
Auto mechanic
An auto mechanic (automotive technician in most of North America, light vehicle technician in British English, and motor mechanic in Australian English) is a mechanic with a variety of automobile makes or either in a specific area or in a specific make of automobile. In repairing cars, their main role is to diagnose the problem accurately and quickly. They often have to quote prices for their customers before commencing work or after partial disassembly for inspection. Their job may involve the repair of a specific part or the replacement
classic car world instead, and was placed in the British Motor Museum once completed.
Presenters.
The series is presented by motor vehicle and engineering enthusiast Tim Shaw, and musician and mechanic, Fuzz Townshend. Townshend leads a team of car restoration experts who mainly work off camera, though they do have occasional cameos, most notably "Workshop" Phil Palmer's appearances within skits or scripted light-hearted moments taking place within the workshop.
Format.
Each episode begins with Shaw and Townshend picking up and reviewing