1998 Chevrolet Express Van Owner's Manual - Page 11

I But don't have a seatback reclined if your vehicle is moving. Sitting in a reclined position when your vehicle is in motion can be dangerous. Even buckle if you up, your safety belts can't do their job when you're reclined like this. The shoulder belt can't its job because it do won't be against your body. Instead, it will be in front of you. In a crash you could go into it, receiving neckor other injuries. The lap belt can't do its job either. In a crash the belt couldgo up over your abdomen. The belt forces would be there, not your pelvic bones. at This could cause serious internal injuries. For proper protection when the vehicle isin motion, have the seatback upright. Then sit well wear your safety belt properly. back in the seat and