The full terms of the settlement are available:
https://www.michigan.gov/documents/...n_for_Entry_of_Dismissal_1-22-20_679161_7.pdf
There are a couple hoops they have to jump through but they should be transparent to the consumer. The service work has to be performed under a wholly-owned subsidiary rather than Tesla itself, and the paperwork and original title needs to be filed out of state before being transferred into Michigan. Otherwise, they are free to sell, service, and deliver cars from an unlimited number of locations.