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Introduction
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Government regulations in the United States and Canada require that automobiles meet specific emission regulations and safety standards. Therefore, vehicles built for the U.S. and Canada differ from vehicles sold in other countries.
If you plan to take your vehicle outside the continental limits of the United States or Canada, there is the possibility that:

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Radio antenna and receptionVolkswagen Tiguan Service and Repair Manual > Refrigerant R134a Servicing: Components, Replacing
General Information
All components of the refrigerant circuit submitted for quality
observation are always to be sealed (use original sealing caps of original
part).
To date, the original parts (compressor, reservoir, receiver/dryer,
evaporator and condenser) have been filled with nitrogen ...