What's the 2011 GMC Acadia coolant type?

The 2011 GMC Acadia is equipped with orange antifreeze featuring OAT technology designed for American vehicles. It should be used blended with water if not already diluted to A50/50 ratio. The Acadia'S3.6 liter 6-cylinder engine uses 11.4 US quarts of antifreeze. The coolant reservoir can be found under hood in the engine bay on the driver's side at the back of the firewall. Always check levels when the car is cooled. Never release a coolant cap when the engine is hot or has been recently running to prevent sputtering and burns from hot coolant. Signs that Your antifreeze may be low include elevated engine temperatures, warning lights and leaks from the front of the vehicle. If the thermostat, water pump or radiator hoses need replacement or repair, antifreeze levels may be impaired.