1. Schedule Your Appointment
Whether scheduling online or over the phone be sure and let us know what you're experiencing so we can provide fast and accurate service advice.
2. Diagnostics and Inspections
Drop off your vehicle and the shop will get to work with inspections and diagnostics using the same equipment as the manufacturers to determine issues and next steps.
3. Digital Vehicle Inspection Report and Estimate
Following the diagnosis we will text you a digital vehicle inspection report, containing pictures and videos of our findings and recommendations.
4. Review and Approval
A service advisor will reach out to walk you through the findings and recommendations to determine how you would like to proceed, or you can approve work directly in your DVI.
5. Work Performed or Scheduled
Most work can be completed immediately, or scheduled based on parts and customer availability.
Convenient Service While Your Vehicle Is Diagnosed
Dropping off your car shouldn’t derail your day. Our free shuttle service gets you where you need to go while we work. Prefer to wait? Our comfortable waiting area has free Wi-Fi and refreshments.
Every visit also includes a complimentary courtesy inspection covering lights, brakes, suspension, tires, and battery. If something else needs attention, you’ll know before it becomes a bigger problem.
The check engine light can come on for dozens of reasons. Common triggers include a loose or faulty gas cap, a failing oxygen sensor, spark plug or ignition coil issues, a worn catalytic converter, and mass airflow sensor faults. Some are quick fixes. Others, left unaddressed, can lead to more extensive damage. A proper diagnostic tells you exactly which category you’re dealing with.
Ready to get a clear answer? Schedule your check engine light diagnostic at Christian Brothers Automotive Willis online or call (936) 280-4439. We serve Willis and all of Montgomery County.
Flashing vs. Solid Check Engine Light: What Each Means
Vehicles made from 1996 onward use the OBD-II system, which stores diagnostic trouble codes your technician can read with a professional scan tool. Not all check engine light situations carry the same urgency, and knowing the difference helps you respond appropriately.
Flashing Check Engine Light
A flashing light is a serious signal. It typically indicates an active engine misfire, which can push unburned fuel into the exhaust and damage the catalytic converter with continued driving. If your light is flashing, reduce speed, avoid hard acceleration, and get to a shop as soon as safely possible.
Solid Check Engine Light
A solid light is less urgent but still requires attention. Your vehicle’s computer has detected a fault that hasn’t triggered an active failure yet. Driving to the shop is generally fine, but don’t put the appointment off for weeks. Some faults that start as a solid light can escalate.
Why You Shouldn’t Reset Codes Without a Repair
Resetting or erasing codes without repairing the underlying problem won’t solve anything. The light can return once the engine control module detects the fault again, and repeated resets can complicate an accurate diagnosis. Let the codes tell the full story before clearing anything.
FAQs
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Q. "What is the difference between a steadily lit and a flashing check engine light?"A steadily lit light means that a sensor is sending a signal to your vehicle's computer that something is wrong or it could simply mean that the sensor is out. If your check engine light is flashing, however, that means there is a serious issue and you should stop driving immediately.
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Q. "Why is my check engine light on but nothing seems to be wrong with my vehicle?"If nothing within your vehicle stands out, then it is possible that it is just a minor issue such as a loose gas cap or a bad O2 sensor. It is still recommended to see a mechanic if the light doesn't disappear to check for any larger issues.
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Q. "Do you offer a warranty?"As part of our Nice difference.® commitment to providing our customers the best auto service experience possible, we also offer a3-year/36,000-mile warranty on all the work that we do. We offer this warranty at every Christian Brothers Automotive nationwide, and it will be honored at any location, regardless of which branch did the initial work.
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Q. "Can you provide service under my extended warranty?"Yes. At Christian Brothers Automotive, we work with all major extended warranty providers to make needed repairs for our customers. If you have an extended warranty, you can discuss your carrier with our team when scheduling an appointment and confirm that the work will be covered. You can find a partial list of the extended warranty companies we work with here.
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Q. "What to do if your check engine light turns on?"We recommend heading to your local auto shop as soon as you are able. This is typically a sign that there is an abnormality within your engine.
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Q. "Is it safe to drive your car when the check engine light is on?"It depends. If you are experiencing other noticeable issues with your vehicle, it may be best to pull over. Otherwise, it is typically okay to drive to your local auto shop. You will want to get this checked sooner rather than later to avoid being stranded with a broken-down car.
Have more Questions?
Our friendly auto service experts have the answers.
Call your local Christian Brothers Automotive car shop today
Hear What Our Customers Had to Say About Us
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"I liked the customer service and going above and beyond to make sure I was comfortable while waiting in the store for my vehicle work to be done, specifically being offered a nice hot coffee with creamer."
- J.L.