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1988 GMC Jimmy wont start

Tiny
ODDCAT17
  • MEMBER
  • 1988 GMC JIMMY
1988 GMC Jimmy 4 cyl Four Wheel Drive Automatic

i have a 1988 jimmy gmc that wont start. It wants to start but wont. I have put in a new fuel pump, fuel filter, and fuel injectors. I blew out all the fuel lines too it is getting gas throught the fuel injectors but still wont start. It has a new battery and a new alternator as well
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Wednesday, September 1st, 2010 AT 12:02 PM

1 Reply

Tiny
JDL
  • MECHANIC
  • 16,098 POSTS
Any applicable trouble codes? Check fuel pressure, 9--13 psi. Can you see an injector spray pattern? Even if you see a pattern that doesn't mean the pressure is good. Engine cranking, do you have spark at the plugs? If all that checks out, I'd have to check compression.
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Wednesday, September 1st, 2010 AT 12:45 PM

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