Mastercard requires cardholders to make a good-faith attempt to resolve disputes with the merchant before proceeding with a claim. If that doesn’t work, please complete a Cardholder Dispute Form - Transaction/ATM Error under Secure Forms in Digital Banking via the BluPeak Mobile App or web browser.
Mobile App >> More >> eDocs & Forms >> Cardholder Dispute Form - Transaction/ATM Error
Web Browser >> eDocs & Forms >> Cardholder Dispute Form - Transaction/ATM Error
You may also reach out to us at 866.873.4968 or visit one of our branches, and we’ll proceed with a dispute claim on your behalf.