What kind of coolant is used in a 2000 Yukon?

The 2000 GMC Yukon typically uses a mixture of dex-cool antifreeze, which is an orange-colored coolant. It is a long-life coolant formulated for use in GM vehicles and provides protection against corrosion and helps maintain engine temperature. Always check the owner's manual for specific recommendations and ensure to use the proper mixture of coolant and water if diluting.