What does this switch do?

[HowLin]

Also, I'd wish people would come back when asking questions and after determining the answer post the result.... just sayin.

 

[Red96LT1]

I know it's older but didn't see much for a confirmed answer so I'll chime in. Our '22 that switch turns on the led strip that is tucked above the slide. Just an ambient blue strip light is all it runs... (for now)

That's actually what it ended up being

 

[Red96LT1]

Also, I'd wish people would come back when asking questions and after determining the answer post the result.... just sayin.

It was an led strip above my slide. But it apparently fell and got caught up in the slide and turned upside down. So couldn't see it wjen it was on