2009 Tahoe 5.3 with 206k on it.
Leaking from "external coolant plug" below:
https://www.nookandtranny.com/Images/PagePhotos/LSxCoolantDrainPlugDiagram.jpg
Tried to tighten but could not get it to move. Any recommendations?
Leaking from "external coolant plug" below:
https://www.nookandtranny.com/Images/PagePhotos/LSxCoolantDrainPlugDiagram.jpg
Tried to tighten but could not get it to move. Any recommendations?