ENGINE RUNS ROUGH

The Pontiac Transport Montana Has A 3.4 Engine. At Interstate Speeds, It Will Irratically Cut Out Briefly, And Then Run Smooth Again. I...

It Rained Heavy This Weekend And On Monday The Car Started But Idled Rough And The Check Engine Light Came On. It Can Barely Chug Along On A...

No Codes At Diagnostic Check. No Engine Light On Etc. Vehicle Has Been Driving A Bit Rough (slightly Bumpy As Slow Speeds) No Shaking Though...

Engine Runs Fine, But After Restart 10 Mins Later When Warm Runs Real Rough Then Clears Up, Runs Fine No Check Engine Lights Coming On....

It's Over 80000 Miles On It, I Believe It Need Oxygen Sensors To Make It Run Smooth. After It Warms Up Its Ok. Do I Need 2 Or 4? My...

Engine Performance Problem 1988 Chevy Blazer 6 Cyl Four Wheel Drive Automatic Its Got A 2.8 Throttel-body Fuel-injection. Its Very...

I Have Replaced Several Items, I.E. Idle Control Motor, Plus, Wires, Cap And Rotor. I Have Also Replaced The Idle Temp Sensor, The Egr...

I Have A 3.0 98 Voyager, And Drive It 150-220 Miles Per Day. It Gets Turn Off An On 25-30 Times Per Day As I Make Frequent Stops. The Issue...

Just Bought A 2002 Silverado Pu With V6, 91,000 Miles. Every Time The Gas Gets Low -- Around 1/8 To 1/4 Tank, It Starts Running Very...

The Engine Was Running Fine Before I Disconnected Two Of The Spark Plug Wires From The Distributor Cap To Allow Me To Get To A Broken Heater...