Need help no injector paluse

Asked by Mar 21, 2017 at 10:35 PM about the 1991 GMC Sierra 1500 K1500 SLE 4WD Extended Cab SB

Question type: Maintenance & Repair

I have a 91 gmc Sierra sle 4x4 with a 350
having problems with the injectors no paluse
at all have put new throttle body injectors
icm pick up pcm
I'm at a lose on it been working on it for the
past mouth an I ain't getting anywhere

1 Answer

74,755

Check the wires going to the injector connectors, probably a broken wire at the connectors, under the insulation.

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