Why Won’t Your Car Start? Diagnosing Battery, Starter, and Alternator Issues

Mechanic repairing yellow taxi with open hood.

If your car won’t start, this guide will help you understand whether the problem is a flat battery, a faulty starter motor, or a bad alternator — and what steps make sense next. When a car won’t start, the most common causes are a dead battery, failing starter motor, or bad alternator. If the engine […]