P CODES (POWERTRAIN) P0300 - P0399

I Replaced The Engine At The Suggestion Of The Dealership With A Low Mileage Engine. I Still Have A P0325 Code. I Have Replaced The Knock...

Engine Code P0304 Cylinder 4 Misfire Changed Out Both Ignition Coil And Spark Plug, And Engine Will Crank But Won't Start. I Even Tried...

The Car Starts And Runs But Is Rough. A Code P0301 Is Stored. Ignition Spark Is Strong, New Plugs Were Installed And Are Confirmed Firing....

Misfire At Idle And Up To About 2,000rpms. The Only Code Is P0300. First Time It Misfired When Going Up A Long Hill.

I Posted A Forum About A Month Ago Of A Ticking Sound Coming From My Engine. I Took It To My Dealership, And They Fixed The Issue. They...

Code P0300 Is For Replacing The Spark Plugs. I've Read That Iridium Spark Plugs Are The Best In The Market. What's Your Opinion On...

This Code Pops Up Instantly Upon Cranking Engine. I've Replaced The Ckp With Three Different Ones, Tested Them All, Have Continuity...

The Vehicle Listed Above Has A 5.3-liter Ls Engine. So When I Am Driving Down The Road My Car Will Just Shut Off But It Slowly Does It Like...

Rough Idle And No Power When Driving Check Engine Light On Code Of P0308, Abs Light On Steady And Service Stablitrak Message. Replaced...

The Other Day My Fan Broke And The Car Overheated. I Replaced The Fan. Problem Is, It Sputters When I Drive It. The Check Engine Light Did...