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2021 GMC SIERRA 1500
3.0L I6 Duramax Diesel•RWD•AUTOMATIC•diesel•turbo
7 active safety recalls on this vehicle — view recalls
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Repairs0Labor508Torque4431Fluid8DTC1103Battery1Maintenance0Recalls7
Fluid · Engine Oil

Engine Oil

for 2021 GMC Sierra 1500 3.0L I6 Duramax Diesel · RWD
Fluid Type
0W-20 full synthetic
Spec: dexos1 Gen 2
Capacity
10qt
9.46 L
Drain & Refill
10 qt
9.46 L
Change Interval
5,000 mi
8,045 km

Notes

Capacity with filter. First oil change at 7500 miles, then every 7500 miles. Duramax diesel engine requires dexos1 Gen 2 specification.

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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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