Pan-Tastic: Cleaner Oil for Your Duramax

The oil pan on your Duramax diesel has an odd hump on the bottom. Amazingly, when your D-max oil pan was designed, this hump was placed below the oil drain plug level. The result is that after every oil change, about half a quart of dirty oil remains in the system. This means that when … Continue reading Pan-Tastic: Cleaner Oil for Your Duramax