Forum Discussion
Charlie_D_
Jun 26, 2013Explorer
I used Blackstone on my previous Duramax-current one has 5900 and did a oil change before a trip. Blackstone said I could extend beyond my 7500 miles oil changes. I always have the TAN checked. I average 10,000 miles per year towing.
About Travel Trailer Group
44,052 PostsLatest Activity: Jun 10, 2015