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Old May 30, 2017 | 11:22 pm
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tmiw
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Originally Posted by Scifience
I've also had a few PIN-based gas pump transactions (not Costco) in the US that have never posted. This mirrors my experience with a China-issued ICBC UnionPay debit card, where US pay-at-the-pump transactions still haven't posted years later...
Does UnionPay have a prohibition against preauthorized transactions or something? That would possibly explain that behavior (though why they don't just decline such attempts before the customer fuels up is beyond me).
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