Graco NAUTILUS 65 DLX Instruction Manual page 81

Identify Your Seat Belt Type
There are two different types of vehicle seat belts that can be used with this car seat:
Lap/Shoulder Belt Lap Belt Only
3 connections points. Can be used in 2 connection points. Can ONLY be
all car seats modes of use. used in harness mode.
The following types of vehicle seat belts CANNOT be used safely with this car seat:
Lap Belt with Motorized Lap Belt or Shoulder Belts Forward of the
Shoulder Belt Belt Mounted on Door
Seat Bight
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