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  1. davidavidd

    Question about bypass the heater core

    Question for the forum gurus: Is the method I've shown in the image valid for bypassing the heater core, or is it mandatory to interconnect the pump ends with a U-shaped hose? (07 Tahoe, stock Engine 5.3, RWD). I definitely don't need the heating at all so the idea is to eliminate the 3-way...
  2. davidavidd

    Summoning the geniuses of the forum: Problem accelerating from a stop / hill, engine stumble [updated]

    Hi TYF friends, I'm having a hard time finding a diagnosis for this problem on my Tahoe (2007, stock Engine 5.3, RWD, 218.000mi, 275/55/R20) so I humbly ask for your collective help, sorry for the long post: When accelerating from a stop the engine acts as if it freezes for 1 second, as if I...
  3. davidavidd

    Is this a crazy idea to cool my 4L60E transmission?

    Hi TYForum friends, I am changing my Tahoe (07 stock Tahoe, 5.3, 4L60E) stock radiator because it's leaking like crazy, when I saw the new radiator I had this idea: Since I don't use the engine oil cooler, can I bridge the lines on both sides to form a larger cooling circuit for my 4L60E? I...
  4. davidavidd

    4L60E No reverse - Wear gloves to handle this post

    Hi TYF members and friends! I appreciate all your opinions and replies to find the origin of this situation To make a long story short: My transmission was working fine until this week. I rebuilt it with your help two years and 65.000 miles ago when the pump went bad. I drove the Tahoe on a...
  5. davidavidd

    Can anyone help me find out what happened here?

    Hi TY forum members happy new year from Colombia, long story below: I have a 2007 Tahoe, stock 5.3 engine (I've only added an oil catch can and transmission radiator), 180,000 miles with all the maintenance routines. Four days ago I did a little 300 mile round trip (mixed road between flat and...
  6. davidavidd

    Serious Engine Oil Leak! Tahoe / 5.3 / 2007

    Hello TY Forum, while I wait for the parts to repair my transmission I decided to take advantage of my free time looking for a big oil leak in my Tahoe (2WD - street use only). I share this video with you, waiting for your comments on it. The leak is massive (1 qt in two days!). Tomorrow with...
  7. davidavidd

    07 Tahoe 2WD / Transmission Pump - Help Request

    Hello TY Forum friends, traveling in Colombia my transmission reached the end of its life (US Tahoe 2007 / 5.3 / 2WD / street use only). I was driving at normal speed and suddenly lost all traction, all gears = neutral. I am not an expert but taking advantage of the fact that I have the time /...

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