I also don't have a Nitro, but I can tell you that in the LX models- 300, Charger, Magnum -Chrysler/Dodge does not use this locking system and I suspect this is the case with the Nitro.
(P.S. Posting in all caps comes across as shouting online and also makes posts more difficult to read
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(P.S. Posting in all caps comes across as shouting online and also makes posts more difficult to read