Automatic Transmission

for 2025 GMC Hummer EV SUV 2X Dual Motor AWD · AWD

Fluid Type

Dexron VI ATF

Spec: GM Dexron VI

Capacity

7.5qt

7.09 L

Drain & Refill

7.5 qt

7.09 L

Notes

Electric drive unit reduction gearbox — sealed for life per GM, no scheduled service interval. Dual motor configuration may have slightly lower total capacity

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Other fluid systems on this vehicle

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🔧 Database maintained under the daily editorial review of Chris Hackleman · Master Technician · 20+ years and Jeff Moore · Master Lexus & Toyota Mechanic · 20+ years. Spot an error? Use the Help link above — a human reads every report.

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