Fluid · CoolantCoolantfor 2012 GMC Yukon XL 2500 6.0L V8 Vortec · 4WDFluid TypeACDelco DEX-COOL (Orange)Capacity18qtNotesUse pre-mixed or mix 50/50 with distilled waterOther fluid systems on this vehicleBrake FluidEngine Oil8.5 qtFront Differential1.5 qtPower Steering1 qtRear Differential2 qtTransfer Case2.5 qtAutomatic Transmission11.5 qtWasher Fluid3.5 qt📝 Suggest a correction to this fluid spec