EXPERT ENGINE DIAGNOSTICS
Professional Engine Diagnostics
in Atlanta, GA
Check engine light on? We'll find the problem. Our ASE-certified technicians provide expert engine diagnostics for all vehicle makes and models. Same-day service available.
Why Choose Advantage Auto for Engine Diagnostics?
When your engine needs diagnosis, trust the experts who have been serving Atlanta for over 20 years.
ASE-Certified Technicians
Our diagnostics specialists are ASE-certified and trained on all engine systems.
Same-Day Service
Most diagnostics completed the same day. Get answers and repair recommendations quickly.
24-Month Warranty
All diagnostics and repairs backed by our 24-Month / 24,000-Mile Nationwide Warranty.
Our Diagnostic Services
Comprehensive engine and emissions diagnostics for all vehicle types
Check Engine Light Diagnosis
Read and diagnose check engine light codes. Determine the cause and recommend repair solutions.
OBD-II Scanning
Advanced on-board diagnostic scanning to identify engine, transmission, and emissions issues.
Engine Performance Testing
Comprehensive engine performance testing including compression, fuel pressure, and ignition.
Emissions Testing
Full emissions system testing and repair to pass Georgia emissions requirements.
Fuel System Diagnosis
Diagnose fuel pump, fuel injector, and fuel pressure regulator issues.
Ignition System Diagnosis
Test spark plugs, ignition coils, and ignition timing.
6 Warning Signs Your Engine Needs Diagnostics
Don't ignore these signs. Engine problems often get worse and become more expensive to fix.
Check Engine Light On
Possible Cause: Engine sensor issue, emissions problem, or engine malfunction.
What to Do: Bring vehicle in for OBD-II scanning and diagnosis.
Engine Misfires or Hesitates
Possible Cause: Spark plug issue, fuel injector problem, or ignition coil failure.
What to Do: Have engine diagnostics performed to identify the cause.
Rough Idle
Possible Cause: Fuel mixture issue, vacuum leak, or ignition problem.
What to Do: Get engine scanned and inspected for problems.
Reduced Fuel Economy
Possible Cause: Sensor malfunction, fuel system issue, or engine problem.
What to Do: Have engine diagnostics performed to improve efficiency.
Engine Knocking or Pinging
Possible Cause: Fuel quality issue, carbon buildup, or timing problem.
What to Do: Bring vehicle in for engine inspection and diagnosis.
Difficulty Starting
Possible Cause: Fuel system issue, ignition problem, or sensor malfunction.
What to Do: Have engine and fuel system diagnosed.
Engine Problems?
Don't guess what's wrong with your engine. Get professional diagnostics today and fix the problem right.
Engine Diagnostics FAQs
Common questions about engine diagnostics and check engine light service in Atlanta
Visit Us in Atlanta
Located conveniently in Marietta (serving Atlanta metro). We serve customers from all over Metro Atlanta.
1775 Cobb Pkwy SE, Marietta, GA 30060
Mon – Fri: 7:00 AM – 5:30 PM
Ready for engine diagnostics?
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