ENGINE RUNS ROUGH

Hello, I Have A 3yr Old Re-built Engine And Have Been Running Great Up To A Week Ago It Started To Run Very Rough, To The Point That While...

Have Changed Plugs, Wires, Temp Sensor, Car Runs Extremely Rough And Has Hardly Any Power, Someone Suggested O2 Sensor. Wouldnt Start At...

2005 Mercedes Benz E350 Mileage: 30,000. When It Is Not Freezing Outside, After My Car Is Warmed Up To Normal Operating Temp, If I Shut It...

When You First Start The Car, If It Is Kept Anywhere Near 1000 Rpm With The Manual Choke, It Runs Extremely Rough And Then Dies. After...

I Have Had Problems When It Rains Or Is Very Humid Out. The Car Starts And Runs Very Poor For The First 3or 4 Miles Then Clears Out. The...

My Friend's Son Drives A 95 Nissan Truck To High School. He Says That It Runs Fine With A Little Pedal But Runs Really Rough At Idle. I...

This Jeep Grand Cherokee Is Driven Often But Not Daily. It Was Running Fine When Parked And Then A Week Or So Later When Started It Ran Very...

1988 Oldsmobile Cutlass Ciera Mileage: 180,000. I Recently Did A Compression Test On My Car Because Of Poor Running And Stalling Problems...

I Just Spent $750 Dollars Which Didn't Fix The Problem. When Ever I Put Gas Int He Car, After About 30 Seconds, The Car Sputters And...

Runs Very Rough In Morning Till It Warms Up. As Soon As It Warms Up It Seems Like Something Kicks In All Of A Sudden And It Runs Fine.