2003 GMC Sierra 1500 Pickup Owner's Manual - Page 44

NewborL. .,,nts need complete S U r r u , 1 , including support for the head and neck. This is necessary because a newborn infant's neck is weak and its head weighs so much compared with the rest ofits body. In a crash, an infant in a rear-facing seat settles into the restraint, so the crash forces can be distributed across the strongest part of an infant's body, the back and shoulders. Infants always should be securedin appropriate infant restraints. .. The d ,y struc.,.'e of a young is quite unlike that of an adult or older child, for whom the safety belts are designed. young child's A hip bones are still so small that the vehicle's regular safety belt may not remain low on the hip bones, as it should. Instead, it may settle up around the child's abdomen. In a crash, the belt would apply force on a body area that's unprotected by any bony structure. This alone could cause serious or fatal injuries. Young children always should be secured in appropriate child restraints. 1-37