I've done a search and can't find any info on this.

Does MB give any sort of info regarding when an airbag should be replaced? 17 years seems kinda old to me.

If I do need to get it replaced, any idea of what the bill is gonna be?

__________________
Chris
1985 300SD - 'Grace' (198K mi.)
2018 Honda Civic Sport
2018 Honda CRV LX
2010 Honda Fit Sport (RIP)
2013 Honda Accord Sport (Sold)
1996 Lexus LS400 (Retired)
1995 Ford Contour SE (Retired)
1976 Porsche 914 (Sold)
1972 Datsun 240Z (RIP)