How do you insure cars in GTA Online? Share on Facebook Tweet on Twitter 467 viewsJuly 31, 2019Video GamesMultiplayer / Online 0 Dan Hastings1.89K June 28, 2017 I can remember doing this on the PS3, but it has been a long time since I played and I can't seem to find where you can sign a car up for insurance. How do you insure cars in GTA online? Grand Theft Auto V 1 Answer ActiveVotedNewestOldest 0 SteveSickle89643 Posted July 3, 2017 0 Comments You can insure them using Mors Motor Insurance. You can access this through your phone, but as the video below will show, you can also do it through a garage.