Inspection Step 10- Fasten Your Seatbelt Finally, put your seatbelt on. It's absolutely critical that every person riding in the van wear their seatbelt at all times. In a crash, seat belts dramatically increase the chances of survival. According to NHTSA, nearly 80% of those who die in 15-passenger van rollovers are not buckled up. In contrast, over 90% of belted passengers survived such crashes.