Are there any admin fees when GM Users/Clients engage GM Mortgage Services? April 20, 2022 05:32 Updated GM Mortgage service to you and your clients is absolutely FREE. There won’t be any fees charged. Related articles How will GM Mortgage Specialist engage my clients? What is the Mortgage Refinancing Process like? Can I still engage a GM Mortgage Specialist without being a GoalsMapper User? How does GM MediAssist Work? What is GM MediAssist?