Uh OH! the infamous traveling red dot..... It isn't a dot that appears when the cluster is removed is it? To show that the cluster has been removed or repaired? Ok dumb idea, but???
How about a bright lights dot?

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1986 Euro 500SEC "RUF" 9:1CR, "Rose"
1985 Euro 500SEC Cabriolet AMG Widebody
1982 Euro 500SEL "Blue"
2001 Texas Heeler (Aussie/Queensland X) "Sulphie",
2012 Queensland Red Heeler "Squeak"
Best dogs I've ever had.