Fluid · Front Differential
Front Differential
for 2022 Hummer EV Ultium EV · 4WD
Fluid Type
75W-90 synthetic gear oil
Spec: GM Part No. 19419249 or equivalent GL-5
Capacity
1.6qt
1.51 L
Drain & Refill
1.6 qt
1.51 L
Data quality
Calibrated
Platform-calibrated book-style value. Verification program ongoing.
Notes
Front drive unit differential, fill-for-life but serviceable
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