Your car's tire pressure monitoring system (TPMS) can fail, but you can still drive. Learn why sensors break and what to do ...

Locked out? Discover how to find your car's physical emergency key, bypass the push-to-start ignition, and get back on the road when your key fob battery dies.

A federal law requiring impairment-detection devices inside all new cars survived a recent push to strip its funding but remains stalled by questions about whether the technology is ready.

Accurate electric power steering diagnosis starts with scan tool data before checking components or replacing parts.