Fluid · CoolantCoolantfor 2007 Hummer H3 3.7L I5 · 4WDFluid TypeDEX-COOL Extended Life (Orange)Capacity13qtNotesUse pre-mixed or mix 50/50 with distilled waterOther fluid systems on this vehicleBrake FluidEngine Oil6.5 qtFront Differential1.5 qtPower Steering1 qtRear Differential2 qtTransfer Case2.5 qtAutomatic Transmission10 qtWasher Fluid3.5 qt📝 Suggest a correction to this fluid spec