I finally got around to installing my nav unit today. It is a new unit from gm. I used it for about a week. the volume was low so I sent it to Greg at cps and he programmed it for me and sold me an amp to make it work properly. Before I sent it to him I ejected the disk and sent it with the...
Do you know if the navigation unit was installed at the factory or was it installed after? If it was installed after then it may not be programmed correctly.
No it will not work i know from experience. I just posted in another thread what im doing to get it to work. I just sent mine off today to a guy that says he can reprogram it. When I get it back I will post the info if it works
John I am in the process of doing this as well. My sierra doesn't have bose. I have a oem nav unit with bose. I tried to install it and have the dealer reprogram it and it still didnt work. I exchanged it for a non bose w/o the dvd option and it was a no go as well. So I got my bose dvd unit...
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