This thread has a lot of useful information on the subject.
@cd5 is HGVC-Embarc board member providing detailed information. I also believe that it gives insight into HGVMax program, in general.
I recently purchased a week at The District via resale. When HGVC transferred the week to my account, my page was changed to HVC Max after I logged in. I got to have an access to the HGV Max by their mistake. I called twice to go back to the legacy HGVC status, but they haven't done it yet. I...
tugbbs.com
More information here:
I'm not sure who can do this however I just noticed that Embarc/Club Intrawest is still in the description for the Diamond forum. Should now be in the HGVC Forum. See the attached screenshot. Chantal
tugbbs.com
Also from the FAQ on HGVMax program:
If I join HGV Max, will I have access to the Embarc Collection?
Though HGV Max is now available to Embarc Members, access to resorts within the Embarc Collection, including those that have been rebranded to Hilton Grand Vacations Club, will be phased in at a later date. Inventory within the HGV Max program is based on exchange usage among Members with HGV Max benefits to maintain the integrity of the cross-booking platform. Once all Embarc Collection resorts are available for booking to HGVClub Members with HGV Max benefits, we’ll share that with you via additional emails, our
Club Traveler publications and your Club website.