I think they were standard even back in the day. My 2004 Mercedes had one since when I was moving and had boxes on the front passenger seat, it actually deactiv

I think they were standard even back in the day. My 2004 Mercedes had one since when I was moving and had boxes on the front passenger seat, it actually deactivated the airbag since I guess the weight was just in the "there's something but it's not a person -> possibly child seat" range.