Steps for Nexiq Registration:

1. Download the updated version of the First-Link app from the App Store or Google Play.
2. Open the First-Link app and select the Gear icon in the top right corner to go to the Settings page.
3. Select Agree Terms of Use to view OnCommand Connection's policies.
4. Enable OnCommand Connection.
5. After each scan, you can view your vehicle's health report in Navistar's OCC and Service Information Portal.