Although in a world in which every manufacturer's SUV looks like each of the others, maybe I should be more appreciative that such individuality existed.
One for the rarity value. There are certain cars that you wonder how, or why, they were ever built. The Chevrolet SSR sits firmly in that category.
https://collectingcars.com/for-sale/2004-chevrolet-ssr
https://www.autodoc.co.uk/herthbuss-elparts/7560531
Ignore it when it tells you that it won't fit a Maserati.
If indicators are working, it may well be the hazard switch but as Matt says, try the relay first.