expiry

Typical! Almost 2 years of ding free motoring, ready to hand back a pristine c63 and someone runs into me at a roundabout. I was fuming. The damage can hardly be seen, but I suspect the whole bumper has moved by a couple of mm, so there was no way I was letting go of that one without getting...

Does anybody have a definitive answer regarding whether airbags have an expiry, and need to be repalced? My W124 has a sticker on the drivers door shut indictaing both airbags should have been replaced in June 2008, 15 years after the build date. I've seen a few threads on other forums with...