Mercury Mountaineer 2009 Owner's Manual page 610

Seating and Safety Restraints
WARNING: BELT AND RETRACTOR ASSEMBLY MUST BE
REPLACED if the safety belt assembly automatic locking
retractor feature or any other safety belt function is not operating
properly when checked by an authorized dealer. Failure to replace the
Belt and Retractor assembly could increase the risk of injury in
collisions.
Combination lap and shoulder belts
1. Insert the belt tongue into the proper buckle (the buckle closest to
the direction the tongue is coming from) until you hear a snap and feel it
latch. Make sure the tongue is securely fastened in the buckle.
• Front and rear seats
2. To unfasten, push the release button and remove the tongue from the
buckle.
• Front and rear seats
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2009 Mountaineer (mnt)
Owners Guide, 1st Printing
USA (fus)