1991 chevrolet silverado 350 engine 2 barrel, idles rough when cold smooth when it warms up.

You can get better help in the CHEVROLET--> SILVERADO forum. Most older vehicles do idle a little rough when cold, due to more friction, as well as a higher idle. Is it enough to be concerned about?

[QUOTE=jimenez57]1996 Buick Regal 3.8 turns off when when put in park from drive.