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No spark from coil 97 350 vortec

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Old January 7th, 2018, 9:26 AM
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Default No spark from coil 97 350 vortec

Im new here and need some help my truck quit on me while driving acted as timing chain broke. Ive changed timing gears and chain , replaced crank sensor put new distributor , replaced ignition module checked all fuses and connections changed , plug wires . Also have power to coil still no spark any suggestions

Last edited by Randys; January 7th, 2018 at 9:38 AM. Reason: Add info
Old January 9th, 2018, 4:54 PM
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Do i have everyone stumped or what lol
Old January 9th, 2018, 5:02 PM
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no spark at the distributor ? check the coil wire going to the distributor ! it also might be the connection at the coil or a bad coil itself !
Old January 9th, 2018, 5:09 PM
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Changed coil , ignition module , crank sensor , distributor , cam sensor , timing chain and gears checked all fuses , changed plug wires , still no spark coming out of coil itself . Meter shows power to coil. Im at a loss
Old January 9th, 2018, 5:47 PM
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Replace the coil wire
Old January 9th, 2018, 5:52 PM
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Changed all wires as well
Old January 9th, 2018, 7:04 PM
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Does the rotor in the distributor turn when cranking?
Old January 10th, 2018, 10:29 AM
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if no spark coming out of the coil than it could be the coil wire or it is possibly could be the rotor is not turning when your cranking the engine !
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Old January 10th, 2018, 10:33 AM
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Ive changed / checked wires and coil i will check that rotor is turning this eveving. Thank for input
Old May 7th, 2018, 4:03 PM
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Randys, I've got the same problem..did you ever find the answer? Thanks for any help. Phil



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