1978 GMC C2500 no spark at plugs

1978 GMC C2500
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MARK BRAMALL
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Electrical problem
1978 GMC C2500 V8 Two Wheel Drive Manual

i have a 78 gmc 350 new points cap rotor, plugs wires and balast restor ,coil and i can't get to fire or back fire or do anything but crank over
Jan 2, 2010 at 8:36 PM
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RASMATAZ
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No snapping blue spark continue to troubleshoot the ignition system-power input to the coil/coil packs,coil's resistances,distributor pick-up coil, ignition control module, cam and crank sensors and computer Note: If it doesn't apply disregard it
Jan 2, 2010 at 8:41 PM