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What Is An EGR Valve And How Does It Work In A Diesel Engine?
One of the emissions control systems designed to combat both of those issues is the exhaust gas recirculation ... cooler burn. Since the engine burns fuel at a lower temperature while the EGR ...
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How to Test and Clean an EGR Valve
The most common culprit is carbon buildup on the throttle body, exhaust gas recirculation (EGR) valve and idle air control ...