Chevrolet 2000 Cavalier Owner's Manual page 41

3. To make the lap part tight, pull down on the buckle
If the belt stops before it reaches the buckle, tilt the
end of the belt as you pull up on the shoulder part.
latch plate and keep pulling until you can buckle it.
Pull up on the latch plate to make sure it is secure.
If the belt is not long enough, see "Safety Belt
Extender" at the end of this section. Make sure the
release button on the buckle is positioned so you
would be able to unbuckle the safety belt quickly
if you ever had to.
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