emission

I have an automatic/tap shift with several new parts that have been replaced in the car, including the engine, but things just aren't completely running properly yet. The car starts, but only when I put the car in neutral. Once the car has started the rpms rev up and down and fluctuate pretty...

Hello everybody, I'm Jim, obviously new to the forums. I can't believe this has existed for so long and I haven't found it! I have a question about EGR valves on the 2002 Mazda Protege5. I just bought a replacement EGR valve for our Protege5, and the replacement is a bit different than the...