Tow haul switch???
So now that I have a 2003 gmc k2500HD extended cab long box to tow our fifth wheel, am wondering how to use tow haul switch, do I activate the whole time towing fifth wheel?
Forum Discussion
JIMNLIN wrote:
Not all T/H systems work the same. Depends on the tranny.
Ain't that the truth. The same tranny in a different year can even be different due to software changes.
