It's great to see your post here in the Community, GKR1.
I'd be glad to help and guide you in paying an employee for personal use of company vehicle.
Here's how to add the Personal Use of Company Car pay type for an employee:
The following are some great articles that provides a brief explanation about fringe benefits:
You should be all set. If you have additional questions while working with payroll, feel free to reach back to me. I'd be more than happy to help.