Cadillac 1994 DeVille Owners Literature page 56

Rear Seat Outside Passenger Positions
Lap-Shoulder Belt
The positions next to the windows have lap-shoulder belts. Here's how to
wear one properly.
-.
1.
--.
2. Push the latch plate into the buckle until it clicks.
Pick up the latch
plate and pull the
belt across you.
Don't let it get
twisted.
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