Cadillac Ct6 Replacement Keys & Key Fobs

Aftermarket Cadillac Ct6 replacement keys: 6 in-stock listings for model years 2016–2020, including key fobs, from $32.80. Common FCC IDs: HYQ2EB. Match the FCC ID and part number on your current key, or use our free VIN lookup. Keys are not OEM and most need cutting or programming; eligible items can be returned within 90 days.