code po300 alot white smoke at the tail pp smeall fuel alot on 2000 Chevrolet Astro

i remplese the fuel press regulator and goes away for like 2 hrs

by in Waukegan, IL on May 31, 2012
2 answers 1 comment
ANSWER by , May 31, 2012
What is the fuel pressure and volume. I hope you are not driving this vehicle.
COMMENT by , May 31, 2012
i heve 75 to 79 psi at the fuel pomp and i think its to mach and no im not drive this car thanks
ANSWER by , June 01, 2012
you have multiple eng misfires, seek help it sounds like its flooding or there are other issues