Y would the park brake warning light stay off? Never comes on even if ebrake on

What is your question?

That for the air bag its the seat belt but I had everything replaced so idk What it can be now. Everything else is good they said

What makes this problem better or worse?

Nothing it just off all the time but I put the ebrake to work AND IT does its just ths light dont

How long has your 2009 GMC Acadia had this problem?

I've has it for about 2 months not quite sure maybe even longer