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1st bad post 2003 93 chevy runnig extremely rough need help!!!!

bad_bo_ti

1/2 ton status
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Feb 17, 2000
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went out to my truck today to go over to my girlfriends house. it was driven fine then i went to give it alittle more gas and it starts to spit and sputter and back fires(sounds like) through the throttle body? any ideas what it could be, i looked in my haynes manual and there are quit a few problems it could, anyone know what one could be possible
ignition system problems.... time or not operating properly
dirty fuel injectors
low fuel pressure
egr not function properly
vacuum leak
valve clearences incorrect
damaged valve springs
intake air leak
the things is is no check or service engine light is coming on so i would think it would be mechanical and or an injector since the comp dont really read those. please help thanks

Chris
 
Chris
First it's still tuesday 12/31/02
Second I would start looking at the timing cuase of the back fire. at lest it's a start.

Eric
 
ok i will try that, and it was wednesday here in ohio when i posted it /forums/images/graemlins/grin.gif
 
dont know what it was but it is running fine now. I unhooked the electric spark control(esc) to check the timing and the timing was fine, i even reved it up with the esc unhooked and it ran fine. disconnected the coil and ran the ohm meter check on it, and it looked alright. plugged it all back in fired it up reved it and was fine, took it for drive and it ran fine. It must not of wanted to be driven last night is all i can think of... /forums/images/graemlins/grin.gif thanks for the help anyhow
 
It must be just messing with ya /forums/images/graemlins/grin.gif /forums/images/graemlins/rotfl.gif /forums/images/graemlins/rotfl.gif
Well it's good to hear it's back to normal hopfuly it will last.

Eric
 

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