damper

Hello, My misfire is acting different than any other one I have checked on this forum. When I start it cold the engine shakes really bad in park, when I shift into gear and put a load on it the shaking is much less. when idling at a stop light there is just a little shaking but when I give it...

Like I said, 2001 XLS with 4.0 SOHC, the CEL has been on for a couple weeks, and a local shop told me I needed a new pulse damper and #6 injector, so I replaced them both and now the truck runs even worse. There is fuel leaking out of the port on the fuel rail, and I don't have any idea where to...