Fluid · Coolant
Coolant
for 2023 GMC Hummer EV SUV Electric Tri-Motor · AWD
Fluid Type
Dex-Cool 50/50 (battery/powertrain thermal system)
Spec: GM6277M
Capacity
13.5qt
12.77 L
Drain & Refill
11.5 qt
10.88 L
Change Interval
150,000 mi
241,350 km
Notes
Combined battery and electric drive unit cooling system
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