> > My 2002 Chevy Blazer has a terrible musty odor (like mold or
mildew).
> It isn't coming from the carpets or upholstry. It has been
> > professionally cleaned several times, but still smells. It can even
> > be smelled from outside the vehicle. Does anyone know what is causing
> > the smell or how to fix it?
>
> If your heater core has a very small leak(which will get
bigger), the
a-freeze will emit such an odor. To test it, turn on defroster when car is
> warm and the air outside/inside do not call for defrosting & see if
> windshield tries to fog up just above the def. outlets under the windshield.
> HTH & good luck. sdlomi
>
>
My experience has been that anti-freeze leaks from the heater core have a *sweet* smell, plus steamed windows and sometimes coolant on the floor.
Ken