Thought I would post on this subject since I only found partial information out there and never a detailed fix. This is the fix for my 2003 Yukon XL 2500.
My rear heater coolant lines started leaking in extremely cold temps from the underside of the vehicle right above the rear exhaust /...
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.