1997 Chevrolet S10 Q&A
1997 Chevrolet S10 Question: p0300 random missfire code for 97 chevy s10..
i have changed out everything on this truck but the tps sensor and the map sensor.. and am still getting the p0300 code for random miss fire code.. i erase the code and start the truck first thing in the morning when its cold and its great. when i shut the truck off and restart it the code comes up in about 20 min.. should i change out the map and tps sensor? please help - Visitor
It may be your fuel pump. It may be weak and not adding enough fuel as it should. I know this probably not what you wanted to hear, but that what it is. - Visitor
check your coil packs or spark plugs, - Visitor