What happens when you replace one battery in a Duramax?
What happens when you replace one battery in a Duramax? When you replace one battery, the other battery will be pulling the new battery down in an effort to pull the weaker battery up. What will likely happen is the older battery will fail eventually, and then it will be replaced, and the process will start all over again. I got 5 years out of my 1st set of batteries and I was very pleased. Is the battery on my Silverado 3500 too low? I just purchased a 2006 Silverado 3500 and the other night I was putting in the...