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2021 GMC SIERRA 1500
6.2L V8•RWD•AUTOMATIC•gas
7 active safety recalls on this vehicle — view recalls
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Repairs0Labor503Torque4327Fluid8DTC1253Battery1Maintenance0Recalls7
Fluid · Automatic Transmission

Automatic Transmission

for 2021 GMC Sierra 1500 6.2L V8 · RWD
Fluid Type
Mobil 1 Synthetic LV ATF HP
Spec: GM DEXRON-HP
Capacity
13.4qt
12.68 L
Drain & Refill
5 qt
4.73 L

Notes

10-speed 10L80 transmission. Fill-for-life but severe service may warrant fluid changes. Check level only when hot with special procedure.

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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 Mechanic · 20+ years. Spot an error? Use the Help link above — a human reads every report.
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