Cluster lights

I have a 2016 Tundra 1794 is only 31,009 miles I have a problem with the cluster lights, happen to me twice in the last 15 days , when I driving at night and I use the left turn signal my cluster went dark the truck keep running normal like 5 to 10 seconds later my cluster lights when back on , idk if maybe is a relay or if anybody have that problem and can give me some advise will be great I have an appointment next week at the dealer but I don’t want to been pull over in the holidays, I didn’t realize if my head lights went off and didn’t happen again to doble check