Ford 1996 Thunderbird Manual page 18

To unfasten all the belts:
1. Push the release button on the end of the
buckle. This allows the tongue to unlatch
from the buckle.
Unfastening the front outboard lap/shoulder belts
Unfastening the rear outboard lap/shoulder belts
2. While the belt retracts, guide the tongue to
its stowed position. If you do not guide the
tongue, it may strike you or part of the
vehicle.
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