Every mechanic has a story about a customer who thought they “knew cars” until something went wrong. Overconfidence behind the wheel doesn’t just show up in how people drive—it also shows up in how they maintain their vehicles. That mix of skill and misplaced certainty can turn a normal commute into a safety risk. Understanding why mechanics warn about overconfident drivers can help you avoid costly repairs and potentially hazardous situations. It’s not about fear; it’s about respect for the machine and the road.
