1992 Pontiac Bonneville "whats misfire" Questions

i am getting a po300 code i changed out the coils and still have a po300 code my car has a problem pulling off then seems to run good but still has a miss still has a miss Larry, P0300 does mean ...

2000 bonneville 3.8 non turbo ran a dia and code PO300 came up what is the problem P0300 is a random misfire code, if you are not mechanically inclined the first thing i would do if you havent done so

engine misfiring when i start my car sometimes and start to drive it go. it sounds like the engine is misfiring. what makes it do that? You are aware that it could be many things? No one can diagnose ...

'01 Bonneville that misfires only at idle I have a '01 Pontiac Bonneville that has a cylinder 5 misfire---that only misfires at idle. The fuel injector has been replaced, as well as the ...

replaced coil pack on 3800 pontiac bonneville and its still missing what now? First you need to determine what type of miss you have. Is it random on all cylinders, or is it restricted to one or two ...

1996 bonneville keeps missing what about MAP sensor ? MAS replaced Plugs replaced throotle posistion sensor also have you isolated what cylinder is causing the misfire . You need to check the coils ...

my hondacivic 1.6 vtec is misfiring when taking off then it smooths out a bit when sitting still wont rev past 4 rpm You have a misfire, so you don't need someone to tell you to diagnose what

2003 bonneville has misfire 3 & 6. replaced coil packs, plugs, wires, ignition control module, cat, down stream 02 sensor. still has 3 & 6 misfire and bank 1 and 2 02 sensor low volts. upper ...

1997 Bonneville - Engine light code P0303 Problem over several months - started with light only (sometimes P030x indicating other or random misfire), then stuttering at idle and at speed, then full ...

My check engine light came on today and is My check engine light came on today on my 1999 Pontiac Bonneville and is flashing continuously and the car seems to be surging or sort of jumping a bit when ...