Free Parts Testing. Every AutoZone* can check your alternator, starter, or battery at no charge.


Got a check engine light on? Fix Finder reads Check Engine, ABS, and maintenance lights. The free test takes less than a minute, and you'll get an easy to understand report printed and emailed.


How to get your warning light checked:
If you see a warning light, come to AutoZone.


Fix Finder reads information from the Check Engine, ABS, and maintenance lights. The test often takes less than a minute once the reader is plugged in. Find the closest store to you.


A dead battery can be a sign of an issue with your alternator. Bring your battery into an AutoZone and get it tested to help diagnose your problem.


Signs of a failing battery:

• Dashboard warning light

• Slow or no start

• Issues with electronics or other symptoms


How to get your battery tested:
Just visit a nearby AutoZone. We’ll test the battery while it’s still in your vehicle.


If your battery is functioning properly, but low on power,
AutoZone will charge it for free.


A bad alternator can ruin a good battery. Testing will ensure you identify a power issue correctly.


Signs of a failing alternator:

• Dim or flickering lights

• Dead battery

• Battery light on

• Trouble starting or other issues


How to get your alternator tested:
Just visit a nearby AutoZone. We’ll test the alternator while it’s still in the vehicle.


This vital component can be checked quickly to see if you need a replacement.


Signs of a failing starter:

• Car won’t start

• Lights are on with no engine sounds

• Clicking noise or no sound at all when starting


How to get your starter tested:
Remove the starter and bring it to a nearby AutoZone. We’ll test the starter for free, and it only takes 5 minutes.

*Free parts testing is subject to location, availability, and vehicle restrictions.
Equipment availability and type may vary in store.