You should be riding around with survival gear in your vehicle. Period.
But just in case you get caught empty-handed, it doesn’t hurt to know about the useful pieces you can scavenge from a vehicle to help you survive. Now I understand that most people usually don’t feel right about destroying their possessions, especially something as significant as a vehicle.
But if you end up in an emergency situation, and you need to tear up your ride for the raw materials as a matter of survival, then it’s time to color outside the lines. After all, your vehicle (and the pieces therein) can be replaced. Your life cannot. Here are some of the most useful parts of a vehicle, which would be valuable commodities in a survival scenario.