What kind of coolent do I need to put in car? My car is overheating while idling

Hello, have you checked to see if your cooling fans operate while your vehicle is sitting still? That's the first place I'd look. Have any cooling system repairs been performed recently? General Motors says to use "DEX COOL" coolant only. Use this link to find some shops near you that can help with your concern: www.repairpal.com/repair-shops