Although I don't have a tahoe yet, I've had 2 cars that have done the same thing. Usually when you open the moonroof fully with the windows up, you will have this extremely loud humming/echoing from the way the wind enters and gets trapped. It stops at the first point to prevent that effect...
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.