Cadillac 2011 DTS - Manual (Page 62)

Black plate (30,1) Cadillac DTS Owner Manual - 2011
To make the belt longer, tilt the latch plate and pull it
along the belt.
Buckle, position and release it the same way as the lap
part of a lap-shoulder belt.
To make the belt shorter, pull its free end as shown until
the belt is snug.
If the belt is not long enough, see Safety Belt Extender
on page 2‑31.
Make sure the release button on the buckle is
positioned so you would be able to unbuckle the safety
belt quickly if necessary.
2-30