What Companies Offer Free Car Diagnostic Tests?


Quick Answer

Pep Boys and Autozone offer different types of free car diagnostic tests. Pep Boys offers a free battery test, check engine light code retrieval service, windshield wiper inspection and brake inspection. If the windshield wipers need to be replaced, Pep Boys replaces them for free.

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Full Answer

Autozone provides its free car diagnostic tests while the driver is still in the vehicle. This includes checking the starter, battery, alternator and voltage regulator. A complete starting and charging systems test is also available. Some locations also test the throttle position sensors, control modules, coils and voltage regulators. No appointment is needed for these services.

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