hello everyone! I have always been a ford fan unil all the trouble with the 6.0 so i bought a 2500 HD 06 duramax I love it but i am haveing a problem with it draining the batteries sometimes when it sets for more then 12 hours. I have changed the batteries and the alternator and unhooked the aftermarket remote start it still draines the batteries about once a week. maybe yall can help? thanks!