Fluid · Coolant
Coolant
for 2024 Hummer EV Ultium EV · 4WD
Fluid Type
Dexcool 50/50 extended life
Spec: GM DEX-COOL (GM6277M)
Capacity
14qt
13.24 L
Drain & Refill
12 qt
11.35 L
Change Interval
150,000 mi
241,350 km
Data quality
Calibrated
Platform-calibrated book-style value. Verification program ongoing.
Notes
Battery and power electronics thermal management system
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