What Is An EGR Valve And How Does It Work In A Diesel Engine?
and even a few signs of EGR valve failure. Let's dive in and check it out. Read more: The 15 Most Reliable Pickup Trucks Of ...
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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 ...