You cannot change the funding source once you've completed payment. You could ask the seller if he would cancel the transaction so that you can repay with the correct card, but he is not obligated to.
Need to change credit card number on my order | Ask a Mentor | eBay Community
inceptions
Mentor3 years agoYou cannot change the funding source once you've completed payment. You could ask the seller if he would cancel the transaction so that you can repay with the correct card, but he is not obligated to.