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    Random Loss of Spark - Please Help

    thanks for the tip. I’ll have to take a look into this and see how mine shapes up.
  2. A

    Random Loss of Spark - Please Help

    It’s crazy how inconsistent it is. Took the truck for a spin today to see if I could get any issues or codes or something and after 30 miles worth of driving it had nothing go wrong and ran like new.
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    Random Loss of Spark - Please Help

    I had a bad ignition module in the beginning of this journey that I replaced and I recently had the new one tested at autozone when this issue started. It passed all their tests. I haven’t checked the harness plug thoroughly. The main problem is my issue doesn’t consistently happen so it’s hard...
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    Random Loss of Spark - Please Help

    1998 k1500 5.7 vortec
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    Random Loss of Spark - Please Help

    That’s kinda my current running theory. Lots of people have told me that it’s a bad ground somewhere which is why it’s not a consistent problem. I checked the block ground straps and they seem fine. does anyone know of any specific grounds or ground posts that could cause the issue that I...
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    Random Loss of Spark - Please Help

    I’ve just recently replaced all HT leads as well as the plugs, cap, and rotor and it still didn’t solve the issue. All parts were Delco so I like to think I wasn’t sold a faulty part or anything.
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    Random Loss of Spark - Please Help

    A few questions from this: I have replaced the cap and rotor on the distributor, but could the plastic bits you're referencing on the distributor cause the shut off no start issue to be intermittent like it is in my case? I figured if this was the case the problem would be continually...
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    Random Loss of Spark - Please Help

    Engine is the standard vortec 350. From the testing I've done, when it shuts off there is no spark at all for any cylinder. From this I would assume that there is no spark at the coil either. Would I just take a test light to the output of the coil and see if it has power on crank to test this...
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    Random Loss of Spark - Please Help

    Long time follower of the forum... first time posting. Very glad this forum exists. I’ve gotten a lot of info from here but I’m at a loss of ideas for what’s wrong. Truck started having an issue with randomly shutting down while at idle or while driving. When it first happened it shut off and...

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