This informational bulletin provides information on higher than expected oil consumption.
Chevrolet technical service bulletin 16NA376 for 2017-2018, 2021 Chevrolet Silverado 1500, 2017-2021 Chevrolet Silverado 2500 and 2017-2021 GMC Sierra 2500 and others.
- Bulletin number
- 16NA376
- Component
- Engine and engine cooling: engine: diesel
- Summary
- This informational bulletin provides information on higher than expected oil consumption.
Owners of these vehicles have filed 807 complaints in the engine category.
Vehicles covered
- Chevrolet Silverado 1500 2017-2018, 2021 201720182021
- Chevrolet Silverado 2500 2017-2021 20172018201920202021
- GMC Sierra 2500 2017-2021 20172018201920202021
- GMC Sierra Denali 2017-2019 201720182019
- Chevrolet Silverado 4500 2019-2020 20192020
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