Below are some pictures of a seatbelt airbag system in a 2017 Lincoln MKZ. If you see seatbelt airbags in any vehicle make sure you identify where the gas cylinders are at. In this case the cylinders are right where we would be tunneling in an under-ride scenario.
Videos of deployment below.
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Below shows several videos that we took while deploying airbags in the 2017 Lincoln MKZ. Two of them are of seatbelt airbag deployments and the other is a side curtain airbag.