Question 1

What's wrong with my car if it won't start?

Accepted Answer

A car that won't start typically points to a dead battery, failed starter motor, fuel delivery issue, or a bad ignition switch. CarStem's AI asks targeted questions and instantly narrows down the root cause.

Question 2

Can I diagnose my car problems without a mechanic?

Accepted Answer

Yes. CarStem is designed as a mechanic alternative app. Describe symptoms in plain English and get a professional-grade diagnosis — no OBD scanner or tools needed.

Question 3

Is it safe to drive with the check engine light on?

Accepted Answer

It depends on the underlying issue. CarStem's safety assessment tells you exactly whether your car is safe to drive based on your specific symptoms.

Question 4

Is there an app that tells you what's wrong with your car?

Accepted Answer

Yes — CarStem IQ uses AI to diagnose car problems by symptoms. Describe what you're experiencing and get an instant, expert-level diagnosis for free.

Symptom Page | CarStem IQ