leak

  1. A

    Low Coolant Warning

    I have a 2018 Denali Sierra 2500 with 6.6 that just turned over 100k, and it just gave me a low coolant warning a few days ago. I topped off the coolant in the tank and it was fine for a day or two, now its back. In troubleshooting i was able to see liquid dripping from a 90 degree angled...
  2. F

    Slow leak on LB7 Transmission

    I am looking for any input at all: 1. I have a small transmission fluid leak (its red). It is not dripping from any one noticeable bolt. When I look at it, the gasket glistens a little as if its wet then pools at one of the transmission pan bolts until it drips. 2. Background history. 190k. I...
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