i got a random missfire in a 5.2 i changed out plugs wires cap and rotor. and it only dose it between 1400 and 2000 rpms. the ony codes i have gotten is for the random missfire cylinder 3 and 6 then multi missfire. check the plugs wire all that and there all fine. fuel fillter??? something in the tranny???

 

o yeah it dies when you put it in reverse or when you turn in to a parking spot or at a stop light