Check the instructions that came with your convertible, forward-facing, or booster car seat. To match the natural angle of different vehicle seats, some models do allow semi-reclined position(s) to be used in the forward-facing modes. When forward-facing and recline positions are only used to keep the car seat leveled against the back of vehicle seat. Adjustable vehicle seats must be in the upright position during travel, according to your vehicle owner’s manual.
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