ENGINE PROBLEM on 1997 Chevrolet Astro

my car have check engine light on. dignostic code po300,what is this cost problem. the car not strat,mouth ago i change fuel pump to strat,when its strat the light come on.

by in Sycamore, IL on March 09, 2011
1 answer
ANSWER by on March 09, 2011
P0300 indicates that the computer detects random misfire. It could be caused by old sparkplugs, bad fuel, water in the distributor cap or bad sparkplug wires. You need to check out the ignition system.
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