the EGR valve is used to connect the exhaust manifold and the intake manifold. This valve is generally closed, so there is no EGR flow whenever the engine is cold, inactive, or through hard acceleration. In steady cruising, the flow of EGR is at its peak in moderate...
EGR valve testing Testing a vacuum-operated EGR valve mass air flow sensor New EGR valve with a new gasket Check Engine Light: What to check first, repair options EGR valve bulletins Recalls Can you clean a clogged up EGR valve? videos on YouTube...