MISFIRE Questions

Discovered Our 2002 Tahoe Has A 2011 Colorado Engine But Is Missing The Power Train System.

The Truck Runs Fine Turns On Correct But When Im Hitting Between 40 To 60 Mph And Barely Accelerate On A Constant Speed It Likes To Misfires...

Engine Has Been Miss Firing For A While. Code At This Time At P0303 After I Recently Changed The Following. New Water Pump(was Leaking), New...

Current Code Wis P0303 Was All Was P0300,303,302,3003,304. Changed Water Pump, Intake Manifold Gasket, Pcv Valve, Injectors , Cleaned Valves...

Misfires On One Cylinder After Changing Plugs And Coils What Can Cause This

Current Code Is P0303. Changes Water Pump, Intake Manifold Gasket, Cleaned Valves, New Injectors, Coil Packs And Spark Plugs. Need Help.

Hi, My Car Jerks On And Off Especially When I Try To Speed Up. Also One Of The Fans Is Blowing A Lot More Than The Past. I Took To...

I Put It On The Computer It Said It Needed Plugs And Wires And I Changed Them. Then Put It Back On The Computer It Said The Ignition Coil....

So We Just Got The Transmission Rebuilt A Couple Weeks Ago, Veggie That, There Would Be The Occasional Code Refering To Something To Do With...

My 2007 Mazda 3 I Sport 2.0 Manual Trans Has The Misfire Listed Above. I've Replaced The Spark Plugs, Coil Boots, We've Done A Compression...