Chevrolet Other Engine Idle High

I Have A Chev 454 With Tdi In A Motorhome. It Started Missing And Sputtering And Seemed To Be Flooding Out, Blowing Black Smoke. I Removed...

When I Start My Truck Up It Idles Really High. It Usually Only Does This When It Hasn't Been Started In Awhile Like When I First Start It Up...

I Have A 1996 Monte Carlo Ls. It Has A High Idle First Start In The Morning. But If I Turn The Car Off And Restart It Goes To Where It Needs...

Hey This Is My First Foroum Ever Used But I Really Need Some Assistance. I Have A 1984 Chevy Cavalier Type 10, With 140,000 Miles It...