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2022 CHEVROLET SILVERADO 1500
3.0L I6 Duramax LM2•4WD•AUTOMATIC•diesel•turbo
6 active safety recalls on this vehicle — view recalls
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Repairs0Labor518Torque3613Fluid10DTC1103Battery1Maintenance0Recalls6
Fluid · Coolant

Coolant

for 2022 Chevrolet Silverado 1500 3.0L I6 Duramax LM2 · 4WD
Fluid Type
Dex-Cool 50/50 orange
Spec: GM Part No. 12346290 (premix) or 12378390 (concentrate)
Capacity
16.5qt
15.61 L
Drain & Refill
14 qt
13.24 L
Change Interval
150,000 mi
241,350 km

Notes

DEX-COOL extended life coolant. Diesel engines run hotter, monitor coolant level. First change 150k miles, then every 150k

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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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