[Godders]

Contacted Hyundai about head unit resetting and defaulting back to factory setting for time.
And also randomly cutting out

No maps as base version. Is this a known issue?  Only issue I can find is for the map versions causing issues.

[Godders]

Contacted dealer for this issue, of course got to take car in for them to try to replicate - won't happen as too sporadic.

Let's see what they come back with

[The Gonz]

Have you been able to rule out poor pin connections in the connectors or stress points in the cable harness?
How about spikes or dropouts in the car's power system?