2000 GMC Sierra 1500 Pickup Owner's Manual - Page 67

yellowblue To remove the child restraint, just unbuckle the vehicle's safety belt and let it go back all the way. The safety belt will move freely again and be ready to work for an adult or larger child passenger. Securing a Child Restraint in the Center Rear Seat Position (Extended Cab Pickup) Securing a Child Restraint in the Center Front Seat Position Don't use child restraints in this position. The restraints won't work properly. If you have an extended cab pickup, you can secure a child restraint in the center rear seat position. There is limited space in the rear seating area of an extended cab model. If you want to secure a child restraint in a rear seating position of an extended cab model, especially in the rear center position, be sure to study the instructions that came with your child restraint to see if there is enough room to secure your seat properly. You'll be using the lap belt. Be sure to follow the instructions that came with the child restraint. Secure the child in the child restraint when and as the instructions say. See the earlier part about the top strap if the child restraint has one. 1-55