Anyone know the direct number to H2 tech support?

[Alex]

I was wondering if anyone had a direct number for H2 technical support. I want to add some subs for a little extra bass and want to know if there is a better place to tap into the system other that behind the dash. Does anyone know?

[Alex]

I was wondering if anyone had a direct number for H2 technical support. I want to add some subs for a little extra bass and want to know if there is a better place to tap into the system other that behind the dash. Does anyone know?

[MAC]

TRY THESE:
Call Hummer directly at 866-486-6376.

Vic Williams posted this numbers:
1-877-464-5782 call this number its an internal hummer service number