2014 - 2015 Silverado/Sierra factory navigation upgrade

[ModJunky]

For those looking to upgrade to the full navigation on there 14-15 Silverado/Sierra LT that have the 8 in screen. Gen5Diy.com offers a upgrade kit that allows for navigation that does not require you to go through On-star to use it comes with the new reprogrammed HMI module and the needed GPS antenna. I have use these guys to install a factory my link in my Camaro SS they are very thorough and very professional using GM modules and connectors on everything possible.They will guide you through all the questions you have to make sure you get the right product the first time.