alright, check it, when i start my car cold, its jammin at like 2000 rpms idle, teh is becasue i adjsuted teh idle screw, at first when i started it, it owuld idle at 1000, which is good, but this is all in park, when i put it in drive it used to idle at liek 500, now its like 1000, after i adjusted it, but once it all gets warm now its all good, cept in drive it kinna vibrates, more than i know it should, does anyone have a similar problem, or a solution, its got 160K miles on it by the way, lol