Working as a DIY mechanic is both a practical and creative pursuit. It’s about understanding the intricate systems that power vehicles—engines, transmissions, suspension—and using that knowledge to troubleshoot and repair them. From changing oil and replacing brake pads to rebuilding an engine or restoring the bodywork of an old car, DIY mechanics get hands-on with every aspect of automotive repair. They enjoy the challenge of solving mechanical puzzles, finding the root of the problem, and fixing it with skill and precision.