Chevrolet 2012 Corvette Owner's Manual page 76

3-12 Seats and Restraints
3. If the belt stops before it reaches
the buckle, tilt the latch plate and
keep pulling the safety belt until
it can be buckled.
4. Push the latch plate into the
buckle until it clicks.
Pull up on the latch plate to
make sure it is secure. If the belt
is not long enough, see Safety
Belt Extender on page 3 14.
Position the release button on
the buckle so that the safety belt
could be quickly unbuckled if
necessary.
5. To make the lap part tight, pull
up on the shoulder belt.
It may be necessary to pull
stitching on the safety belt
through the latch plate to fully
tighten the lap belt on smaller
occupants.