What's New for 2021: Mercedes-Benz Mercedes-Benz has stayed busy for model year 2021 by rolling out new and redesigned crossover SUVs and sedans, and upgrading standard and available safety technology. 2021 Cadillac CT4 and CT5 add Super Cruise and Diamond Sky editions The 2021 Cadillac CT4 and CT5 add more safety equipment, the Super Cruise...
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