Questions & Answers for: Oldsmobile code p0300

...code P0300 may mean that one or more of the following has happened: Faulty spark plugs or wires, Faulty coil (pack), Faulty oxygen sensor(s) Faulty fuel injector(s),Burned exhaust valve, Faulty ...

code P0300 may mean that one or more of the following has happened: Faulty spark plugs or wires Faulty coil (pack) Faulty oxygen sensor(s) Faulty fuel injector(s) Burned exhaust valve Faulty catalytic

...code p0300 random misfire, runs very bad change- ignition coils- spark plugs and boots for plugs. change catalytic converter, and fuel pressure is 50 to 60 lb. And my car still runs the same, HELP ...

p0300 code p0300 diagnostic code this code is caused by a ramdom engine mis fire

what would cause a p0300 code what do i need to do to fix 2003 alero misfires, chgd plugs and fuel regulator, codes are p0171 and p0300. Any ideas

...code P0300 mean and what does it cause the car to do P0300....Random/Multiple Cylinder Misfire Detected ask local mechanic to have a look for you ,could just be a cold damp engine or snow blown under ...

2.2L------ on te code P0171 = Oxygen Sensor... P0300 = The PCM is detecting a crankshaft rotation speed variation indicating a misfire sufficient to cause emission levels to exceed mandated standards.

I went to Advance and had my 2001 olds alero put on computer and these are the codes that came up I already replaced the plugs and boots, it is still misfiring, here are the codes what do they all ...

P0300 Random/Multiple Cylinder Misfire http://www.obd-codes.com/p0300

...p0300 99 olds alero Code 200 is for a problem with one or more of the fuel injector circuits. Code 300 is for a random miss on more than one cylinder. The first code can cause the second. Someone ...