7 pin plug
I have a 2004 chevy 2500 hd duramax allison The 7 pin plug does not transfer 12volt to the trailer plug (both the rear or the in box plugs are the same) is their a fusible that has to be added some w...
Forum Discussion
trail-explorer wrote:KD4UPL wrote:
On my '05 and '07 Chevy's I had to not only connect the wire that was hidden under the under-hood fuse box, I also had to install the fuse.
Ditto on several of the GM trucks I've encountered since 2001.
On my 2005 I only had to install the fuse.
