Dodge Viper SRT 2015 Owner's Manual page 82

80 THINGS TO KNOW BEFORE STARTING YOUR VEHICLE
Child Seat Tether Anchor
NOTE: While the child tether is in use, keep the access
cover in a safe place so that it can be replaced after use of
the child tether.
4. Pass the child restraint tether hook through either
opening in the seatback underneath the head restraint.
5. Attach the tether hook to the anchor loop.
Tether Hook
6. Move the seat to its farthest rearward position. Apply
body pressure to the seat to be sure the seat adjusters
have latched.
7. Return the seatback to an upright position.