Is it helpful or harmful if parts of your car go rusty?

Rust on parts of your car can be harmful, as it compromises the structural integrity and safety of the vehicle. It can lead to more significant damage over time, affecting critical components like the frame, brakes, and exhaust system. While minor surface rust might be manageable, extensive rust requires prompt attention to prevent costly repairs and ensure safe driving. Regular maintenance and preventive measures can help mitigate rust issues.