Check Engine Light Services in Richardson, TX




At Eagle Transmission in Richardson, TX, we know that seeing your check engine light come on can be stressful. Whether it’s a simple sensor issue or a more serious problem, our certified technicians use advanced diagnostic tools to quickly find the cause and recommend the right repair.

Why Your Check Engine Light Comes On

The check engine light is part of your vehicle’s onboard diagnostics system. When it detects something unusual, it triggers the light to alert you. Common reasons include:

  • Loose or faulty gas cap
  • Oxygen sensor failure
  • Worn spark plugs or ignition coils
  • Mass airflow sensor issues
  • Catalytic converter problems
  • Transmission-related errors


What To Do If Your Check Engine Light Turns On

  1. Don’t Ignore It – Some issues can cause serious damage if left alone.
  2. Check for Simple Fixes – Tighten your gas cap and see if the light turns off after driving.
  3. Schedule a Diagnostic – If the light stays on, bring your car in for a scan.


Our Check Engine Light Service

  • Digital Diagnostics – We plug into your cars computer to read error codes.
  • Road Test -ETCWe test drive for symptom, such as:.
  • Look – Be sure there are no visually frayed or unconnected pieces.
  • Recommendation for Repair – Removal of any other inferences, such as what is wrong and how to correct it.
  • Pre-Work Estimates – What you see is what you pay.

Why Choose Eagle Transmission Richardson?

  • Certified Technicians with experience in all makes and models
  • State-of-the-Art Equipment for fast, accurate results
  • Transparent, Honest Service – We explain every step
  • Complete Auto Care – If repairs are needed, we handle them in-house


Check Engine Light Flashing vs. Steady

  • Steady Light – Usually a minor issue but should be checked soon.
  • Flashing Light – Could indicate a serious problem like a misfire. Pull over safely and call us right away.


Contact Us

📍 Address: 1821 N Jupiter Rd, Richardson, TX 75081
📞 Phone: (469) 619-0848
🕒 Hours: Monday – Friday: 8:00 AM – 5:00 PM
💻 Book a Diagnostic:Google Business Page