EGR stands for exhaust gas recirculation, and the EGR valve is part of a system that does as the name implies: recirculate exhaust gas back into the engine’s intake manifold for a return trip to the ...

In the diesel performance world, Ford 6.0L Power Stroke engines have a bad reputation for blowing head gaskets and sticking EGR valves when owners modify them. There are a number of reasons why people ...

Most rodders underestimate the importance of maintaining the emissions equipment on their cars. Contrary to popular belief, emission controls on modern engines are designed to help maintain an ...

QUESTION: I have a 2000 Honda Accord EX V6 with 76,075 miles. It seemed when I drove the car for a long period of time and then stopped and shut off the car for a couple of seconds and then went to ...

ANSWER: All the codes indicate engine misfire. The most common cause on this vehicle is a sticking EGR valve. When the EGR does not close fully, it causes a lean condition (too much air) and leads to ...