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    ccr_nc's Avatar
    ccr_nc Posts: 1, Reputation: 1
    New Member
    		  
    #1

    Jan 11, 2008, 05:20 PM
    1990 chevy 1500 no stsrt
    I have changed the pick up coil, the module ,fuel pump&filter,computer I have ign spark but no pulse on the injectors
    CaptainRich's Avatar
    CaptainRich Posts: 4,492, Reputation: 537
    Cars & Trucks Expert
    		  
    #2

    Jan 11, 2008, 06:12 PM
    Check the Inj fuse. Check for power at the injectors with the key on: on the white wire on one injector and the red wire on the other. It that is good, try a known good PCM.
    I hope this helped.
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