CHEVROLET ENGINE RUNS ROUGH

After Tuning Up My Truck With New Plugs Wires Cap And Coil The Truck Is Running Rough And Making A Whining Noise. When I Open Up On The...

I Took My Car To Dealer They Told Me I Had Bad Gas My Truck Engine Light Came On And Truck Started To Sputter And Bad Smell From Exhaust....

Very Loud And Annoying, Particularly When Idling. Clue. It Becomes Less Noisy When We Turn The A/c Off When We Are Idling. I Don't Know...

When First Started It Runs Very Rough And Sounds Like It Is Going To Cut Out. When I Hit The Gas Pedal It Makes It Worse. Also It Smells...

When I Start My Vehicle And It Is Warm Outside, (currently In Nd It's Between Mid 50's And Mid 60's) The Idle Is So Rough And...

Motor Starting Cutting Out While Driving Down The Road, I Replaced Sending Unit, New Plug Wires, Replaced The Whole Distributor And Timed...

Truck Runs Great At First Then Starts Running Rough And Tapping Like Valves Are Dry. After A Few Minutes It Clears Up And Runs Normal.

My Truck Runs Well Sometimes And Sometimes It Dosen't. The Engine Light Stays On And If It Stays On Solid Without Blinking The Truck Runs...

My Astro Runs Rough At Idle With A Noticeable Vibration And It Has Now Failed Emissions. I Have Cleaned The Egr Valve, The Cpi Module Was...

I Have A 2003 Silverado 2500hd With Approx. 74,000 Miles On It. It Has A 6.0 V-8. A Few Days Ago The Truck Would Not Start. When You...