What should i do to solve a misfire problem on cylinder 4. Plugs have been changed. I replaced #4 plug, same problem


Asked by Aug 03, 2014 at 10:46 PM about the 1996 Buick LeSabre Limited

Question type: Maintenance & Repair

I have a skip on the #4 cylinder after changing the crankcase sensor.  I removed the balance bolt with engine power and disconnected a couple of plugs to prevent the engine from starting.

5 Answers


http://www.obd-codes.com/p0304 -- check this out for possible causes and solutions.

1 out of 1 people think this is helpful.

have you tried checking the coil pack and wires? you most likely have a bad wire or coil firing for that cylinder


I purchased some wires today, changed that wire, now i'm ready to outrun the state patrol. IT WAS THAT WIRE, THANK GOODNESS

2 out of 2 people think this is helpful.

That's great. Glad you got it. Drive safe


always the little things in life ^.^

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