4300 W Main St. Belleville, IL 62226
(618) 234-6710

Blog

Auto Repair in Belleville, IL: Run Diagnostics for Check Engine Light

By

Jun 30, 2014 Info Articles 0 Comments

Your vehicle may be working fine, but that doesn’t always mean you can hit the road safely and expect no problems. Some issues, such as a bad catalytic converter or knock sensor circuit malfunction, may not reveal themselves until you’re already miles away from the nearest repair shop. This is why cars come equipped with onboard diagnostics (OBD) systems, which detect powertrain problems that affect emission.