Using the Utility Tab of Syn3 Updater create and run a Gracenotes Removal USB. Once done, install your desired update unselecting Gracenotes, once installed do the same thing but unselect everything except Gracenotes.
https://community.cyanlabs.net/t/sync3-4-21265-update-to-23188-facing-mem-err03-all-the-time/11017/2
