Tips for Using the My GM Rewards® Mastercard® You’ll need to earn and redeem points with GM to make the most of this card. Ideally, you can use the My GM Rewards® Mastercard® to pay for GM ...

See email below which no one at Marcus knows why this was sent. "Your My GM Rewards Card™ ending in ** has been locked. While your account is locked, your account access and transactions may be ...