Engine Diagnostics – Eagle Transmission Garland, TX

Is your check engine light on? Don’t ignore it. At Eagle Transmission & Automotive in Garland, TX, we use advanced engine diagnostics to quickly identify problems and get you back on the road with confidence. From minor sensor issues to complex engine failures, our certified technicians have the tools and expertise to find and fix the issue the first time.


Why Engine Diagnostics Are Important

Modern vehicles rely on complex computer systems to monitor performance. When something goes wrong, your vehicle stores error codes that can only be read with professional diagnostic tools. Our state-of-the-art equipment allows us to:

  • Detect problems early before they become expensive repairs.
  • Pinpoint exact causes instead of guessing.
  • Save you time and money on unnecessary part replacements.



Why Choose Eagle Transmission Garland for Engine Diagnostics?

  • Certified ASE Technicians with years of experience
  • Advanced Diagnostic Equipment for precise results
  • Free Code Scans with most repair services
  • Transparent Explanations so you understand the issue and solution
  • Family-Owned, Local Business trusted in Garland for decades



What We Test During Engine Diagnostics

At Eagle Transmission Garland, we perform a full engine check that includes:

  • OBD-II Computer Scan – Reads trouble codes from your vehicle’s onboard computer.
  • Fuel System Check – Ensures injectors, pumps, and filters are operating correctly.
  • Ignition System Test – Checks spark plugs, coils, and timing for proper combustion.
  • Sensor & Electrical Component Testing – Inspects oxygen sensors, airflow sensors, and more.
  • Emissions & Performance Testing – Confirms your engine meets safety and efficiency standards.



Common Reasons for a Check Engine Light

Not sure why your light came on? Here are some of the most common issues:

  • Loose or damaged gas cap
  • Faulty oxygen sensor
  • Failing catalytic converter
  • Bad spark plugs or ignition coils
  • Vacuum leaks
  • Transmission-related codes

Even if your car seems to run fine, driving with a check engine light can lead to bigger (and more expensive) problems down the road.

Schedule Your Engine Diagnostic in Garland, TX

📍 Address: 448 S Plano Rd, Garland, TX 75042
 📞 Phone: (972) 521-3610
 🕒 Hours: Monday – Friday: 8:00 AM – 5:00 PM
 🔗 Google Maps – Eagle Transmission Garland