Originally Posted by
sharka
Don't panic just yet. Having read your post I just try sending as I also have a Citi AA link to Amz. Sent $500 to sister as a test and it said the usual pending but then went thru. No problems yet.
Suggest you double check ,maybe exceeded your max send in a month

No panicking, if they close them, so be it.
No, I checked, I am inside my limits.
Most likely Citi AA refused the transaction. It is a new card.