Starts, runs. Shut off, wont start.

Old Oct 9, 2010 | 08:26 PM
  #11  
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Could be, maybe, possibly. Hopefully you're not just fishin' for an answer and giving the guy a line!
 
Old Oct 9, 2010 | 09:09 PM
  #12  
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yep. long distance fishing. just cant get away from it. it could be the carbon **** if he has the coil on the cap, could be a bad connection somewhere in the mix, does it start if you dump a little gas in the tb? is it getting spark? is it good or weak spark? check coil/distributor wires closely for any damage. so you have an alarm/theft system?
 
Old Oct 11, 2010 | 04:34 PM
  #13  
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Default Lt1 keeps dying

Have 94' Z28 have replaced optispark cap,plugs, wires, ign. mod., coil...it runs great while its running but keeps dying, no SES light on just dies riding down road, has no CPS so i dont know what it could be but its driving me nuts. ANY HELP PLEASE
 
Old Oct 11, 2010 | 08:17 PM
  #14  
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damon, start a new thread in the 4th gen section. youll get lots of help that way.
 
Old Oct 12, 2010 | 10:15 AM
  #15  
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K i just checked and its getting spark. Im pretty sure its got somthing to do with fuel.... but how, i pressed that little valve on the fuel rail and it sprayed up so that would mean theres pressure?
 
Old Oct 13, 2010 | 01:36 PM
  #16  
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bump
 
Old Oct 13, 2010 | 01:52 PM
  #17  
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pick up a noid light for your injectors and see if they are being told to fire.
 
Old Oct 13, 2010 | 05:49 PM
  #18  
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what year is the iroc? does it have a crank sensor? crank sensors will also heat up and shut the car down and restart
 
Old Oct 14, 2010 | 07:12 PM
  #19  
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find a pressure gauge from a local parts store and verify the pressure. you may be able to rent one even. verify that it is at least 40 psi first, then go from there. also, do you have access to a temp gun? does the car have headers or cast manifolds?
 
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