How a Faulty EGR System Triggers the Check Engine Light

TL;DR: The EGR system reduces emissions by recirculating exhaust gases into your engine. The Exhaust Gas Recirculation (EGR) system is one of the most crucial parts of your vehicle’s emission control. By redirecting a portion of exhaust gases back into the intake, it lowers combustion temperatures and reduces nitrogen oxide emissions. This helps your car […]