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  1. JustinCole

    2017 Tahoe 6L80 Transmission Issue

    Update Update::: So this might be the wrong thread for this but if anyone has some insight please share. From the beginning, replaced condenser, trans cooler line blew and replaced fluid and filter, finally got it back on the road and been driving for a couple of days and now the front a/c works...
  2. JustinCole

    2017 Tahoe 6L80 Transmission Issue

    Update: I did a filter change and put new fluid in to the correct levels while running at operating temp and all lights went off and now drives. Been driving it for a couple of days and everything seems to be working properly. I have been checking fluid levels daily with no issues. Thanks for...
  3. JustinCole

    2017 Tahoe 6L80 Transmission Issue

    Thanks I agree. I’ll try fluid level first and go from there. I will update my findings.
  4. JustinCole

    2017 Tahoe 6L80 Transmission Issue

    Ok yes I have added some fluid but not at 160+ operating temp. I will definitely try that first. Would it do some good to go ahead and drop the pan and replace the filter as well? I watched your video on diagnosing the solenoids with volt meter but I’m to the point where I’m willing to just buy...
  5. JustinCole

    2017 Tahoe 6L80 Transmission Issue

    So I replaced the condenser on my wife’s Tahoe and was having major issues getting the transmission cooler line snapped in. I thought I had it in with snap ring on it and then the next day I drove it and only made it about 8 miles before the transmission started acting up with rpm’s jumping all...

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