navigation

I have a 2015 Denali 3500. In navigation, is there any way to select a route different than the one the truck navigation comes up with. I use the GMC app to plan a route on my phone, go to maps and plan my route, then I go back and send it to the truck. When I open it up in the truck the...

My factory Nav stopped working last weekend. CAL is displayed in the dash display and GPS displays on the NAV screen with a red line through it. I can't find any settings to run a calibration. Is there a process or do I have to take it in for service?

In brief...The Waze app is not functioning properly in the new 2018 GMC Yukon on the iPhone 7. It constantly reads "waiting for GPS signal...try going outside" Waze worked perfectly in my 2015 Yukon which I traded in last month, and it worked great on my iPhone 6s. True, there are many reported...

So I have a 2015 GMC 2500 HD Duramax Sierra Denali with the RP OI6 infotainment system in it. According to the Intellilink manual (page 68) I should be able to use my personal computer to create a .csv file containing GPS coordinates, names and descriptions then download them via a USB thumb...

I have a 2013 yukon without navigation. I was able to acquire a factory navigation unit for this vehicle but the plugs on the back are different. Is there a harness or a converter of some type that i can use to hook this thing up? Any help would be great as I and stuck at the moment.

I just purchased 2012 Denali. Turning off radio turns off nav sustem. Dealer told me to turn volume down. My wife's 2007 Honda does not have this issue. Also, I notice many small chimes coming from nav system. Is this normal? Is there a way to load different software to change the...