Peterbilt SmartLINQ Manual The “ Preferences” section is optional. Select the “ User Role” box for the options to appear. Select the “ User Role” . Customer Administrator: Customer Management. This role has read/write access. Its primary role is to manage User Accounts, and Vehicle Groups. It can also subscribe to Vehicle Groups and receive emailed fault notifications. Customer User : View Only. This role has read only access. It can subscribe to Vehicle Groups and receive emailed fault notifications. Rev. 01/18