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Recent content by alleyoop

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    4L80 Intermittent 3&4 ????

    Not flickering, but does flash intermittently, then stays on when 3&4 are gone, War Wagon. There are no flash codes with the correct pins of the diagnostic plug shorted, either, and it won't talk to readers. (Vehicle not responding). Others I have spoken to have experienced a similar problem -...
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    4L80 Intermittent 3&4 ????

    Sorry to be so long getting back. I've been losing a race with Fall on the farm. Thanks again, and what do you want for a brain for that thing, Billy, and/or what should I pay for a good used one? I'm leaning toward the box. I finally got around to tearing out the ECM behind the glove box...
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    4L80 Intermittent 3&4 ????

    Thanks for the replies. Billyg, I have printed your post to study and try. I talked to a retired GM service director today who said the same thing as you, basically. Said these years used to drive his techs nuts with false codes, go bump in the night, etc. The upshot is he told me to find...
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    4L80 Intermittent 3&4 ????

    Thanks for the tips. FSB is my acronym for factory service bulletin, Burning oil. Yea Will, He has my attention and my allegiance. He is kind to the undeserving and I'm living proof. First time the place has been open since I posted this. More questions. Is the TCM behind the glove box...
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    4L80 Intermittent 3&4 ????

    Hello. Been doing some reading here and learned a lot, but would like to narrow this down. I found and printed moosehunt's thread to pore over. My truck is a 12/92 Chev 2500 4wd 6.5 Turbo with Banks kit, 190K miles, owned 12 yrs, and have serviced it regularly. Only repairs to date have...
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