I don’t want the Fries/Hot Fudge Sundae. May I swap it for something else of the same value? July 01, 2025 02:00 Updated The complimentary items are fixed and cannot be exchanged. Stay tuned for more treats coming your way! Related articles Can I combine receipts of purchases that I made on the same day from the same Drive-Thru? I ordered via the McDonald’s app at the Drive-Thru. Can I still enjoy the promo? What is the Drive-Thru Car decal?