Rya_19

hey, im stuck here, i wired everything up and the onstart works, but no sound comes out of the speakers from the headunit, seems like the gmahlanb isnt letting it pass threw. pleasse help

for the steering wheel control did u have to use a resistor? if so witch one? thanks alot guys

Hey im doing the same install on my dads truck 2008 2500hd, anyway i got the PESWIPS, and the GMAHLANB GM, i saw u orderd the GMLNAV what exactly does that peace do, i thought the GMAH did the onstar and all that stuff? does that just plug into the oringinal wirein harness so u dont have to tap into it?