Buick 1994 Roadmaster Owner's Manual page 56

See the earlier section about the top strap if the child
restraint has one.
2.
3.
1. Make'
the belt as long as possible by tilting the latch
plate and pulling it along the belt.
Put the restraint
on
the seat. Follow the instructions
for the child restraint.
Secure the child
in
the child restraint as the
instructions say.
54