Posted 12/10/2009 19:02 (#959562 - in reply to #959052) Subject: Re: duramax diesel batteries/cold climate
Minnesota
My 2006 delco batteries won't hold up long if you leave lights or anything on. Seems to still be starting ok in the mornings at zero. I bought a new set of CAT batteries for it from my dealer. Price was reasonable. Hope they last longer than the originals.