Dodge 2008 Viper - Manual (Page 55)

3. Remove the child tether access cover by prying either
side with a screwdriver or similar tool, as shown.
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.
6. Move the seat to its farthest rearward position. Apply
body pressure to the seat to be sure the seat adjusters
have latched.
Child Tether Access Cover
54 THINGS TO KNOW BEFORE STARTING YOUR VEHICLE