Which harness slot should I use when forward-facing my child? January 14, 2022 20:27 Updated The harness slot at or above the child’s shoulders should be used when forward-facing. Related articles Which harness slot should I use when the Orbit Baby Toddler Car Seat is in rear-facing mode? Should I use the top tether while forward-facing? What are the height and weight requirements for the Orbit Baby Toddler Car Seat to be used forward-facing? Can I use the Orbit Baby SmartHub® Base when the Orbit Baby Toddler Car Seat is in forward-facing mode? G5 Toddler Seat User Guide