1996 Pontiac Firebird Owner's Manual - Page 12
1996 Pontiac Firebird Manual
Page 12 highlights
1 A CAUTION: Sitting in a reclined position whenyour vehicle is in motioncan be dangerous. Even if you buckle up, your safety belts can't their job when do you're reclined like this. The shoulder belt can'tdo its job. 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 at your pelvic bones. This could cause serious internal injuries. For proper protection when the vehicle is in motion, have the seatback upright. Then sitwell back in the seatand wear your safety belt properly. But don't have a seatback reclined vehicle is moving. if your Head Restraints Slide the head restraint upor down so that the top of the restraint isclosest to the top of your ears. This position reduces thechance of a neck injury in a crash. On some models, the head restraints tilt forward and rearward also. 1-5