Houston, TX

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Check Engine

Check engine light diagnostics

Thorough check engine light diagnostics

When the check engine light comes on in your car or truck, your vehicle is telling you that something is wrong. It could be something that increases emissions or lessens fuel efficiency, or it could be something that threatens the operation of your engine. Schedule an appointment with AAMCO Transmissions for our FREE check engine light diagnostics, and we'll find out what the problem is.

What are the most common check engine light problems?

  • Problems with the Mass Air Flow sensor

  • Too much oxygen in the exhaust

  • Too high fuel-oxygen ratio

  • Cylinder misfires

  • Knock sensor circuit malfunction

  • Insufficient exhaust gas recirculation flow

  • Catalyst system efficiency operating below threshold


Print out our coupon page and bring it to our center at the time of service - get your check engine light diagnostic for FREE!

Financing available through CarCare One

Call for your check engine light diagnostic today!

Not all check engine light codes mean that you need major repairs. Our ASE-certified technicians will pinpoint the exact problem and determine its severity.


Check engine light inspection