Def Fluid

[WYOBRI]

Received my 2011 2500HD GMC Duramax last week. AS I live in WEstern WY I was wondering if anyone has the details on how they will keep the DEF from freezing.
Bottle shows 23 deg F as the freeze point. WE should be so lucky in WY winters.

[More Power]

GM thought of nearly everything for you... Visit the following link to learn more about DEF fluid.

http://www.thedieselpage.com/duramax/LMLDuramaxc.htm

Jim