My Jimmy wont start it just rolls over and as.

Tiny
ANONYMOUS
  • 1987 GMC S15
  • 156,000 MILES

My jimmy wont start it just rolls over and as soon as I unplug the injector cables it fire right up for a short moment I also noticed its dumping alot of fuel into that throttle body.

Wednesday, April 3rd, 2013 AT 1:11 PM

1 Reply

Tiny
HMAC300
  • EXPERT
  • 49,220 POSTS

It does that because it's open loop scan for codes to see what is wrong and check fuelpressure for a 4.3 it's 9-11 psi

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Wednesday, April 3rd, 2013 AT 1:56 PM

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