Chevrolet Monte Carlo Engine Idle Erratic

Noises Problem 2001 Chevy Monte Carlo Automatic 160000 Miles When My Car Is In Idle It Begins To First Studder Then It Makes A Loud...

My Engine Rpm Jumps Up And Down When I Go About 40 To 55 Mph

Car Wont Idle Once It Is Warmed Up.other Than That It Runs Great.changed O2 Sensor But Did Not Help. What Do You Think?

I Have Had My Car About A Year, Prior To Me Buying It, The Previous Owner Had New Head Gaskets And Intake Gaskets Put In The Car At A Auto...

Carb. Not Idling Correctly. When The Engine Is Cold It Idles Fine. When It Warms Up It Wants To Idle Below 900 Rpm And Sometimes Drops So...