You are downloading the RemoteLink XAP file v18.104.22.168 for Windows Phone. RemoteLink is a free and useful Lifestyle app: OnStar RemoteLink keeps you connected to your vehicle so you can remotely control your vehicle features all from your Windows ... You can now download the offline XAP file to install & try it.
Download Locations for RemoteLink 22.214.171.124 XAP file
Important Notice: Now Due To Unspecified Limitations, You Can Not Use The Offline XAP File To Install It Any More.
To try to install it manually from an SD card, you should choose one of the server location above to get the offline RemoteLink XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.