I haven’t found an official “recall” for your unit. You may try looking up the refrigerator itself to see if it was actually related to that and not directly related to your rv.
https://www.dutchmen.com/product-recalls
All the Dutchmen recalls are listed here, including the letters sent out to owners. Also, their customer service is worth a try but you may find they are pretty worthless unless you get a good one.
What kind of issue are you experiencing with your propane?