This technical bulletin provides a procedure to perform a learn procedure for the turbo actuator.
Chevrolet technical service bulletin 21-NA-113 for 2017-2018 Chevrolet Silverado 1500, 2017-2018 GMC Sierra 1500 and 2019-2023 Chevrolet Silverado 2500 and others.
- Bulletin number
- 21-NA-113
- Component
- Engine and engine cooling
- Summary
- This technical bulletin provides a procedure to perform a learn procedure for the turbo actuator.
Owners of these vehicles have filed 505 complaints in the engine category.
Vehicles covered
- Chevrolet Silverado 1500 2017-2018 20172018
- GMC Sierra 1500 2017-2018 20172018
- Chevrolet Silverado 2500 2019-2023 20192020202120222023
- GMC Sierra 2500 2019-2023 20192020202120222023
- Chevrolet Silverado 3500 2019-2023 20192020202120222023
- GMC Sierra 3500 2019-2023 20192020202120222023
- Chevrolet Silverado 5500 2019-2021, 2023 2019202020212023
- Chevrolet Silverado 4500 2019-2023 20192020202120222023
- Chevrolet Silverado 6500 2019, 2021-2023 2019202120222023
- Chevrolet 6500 2019 2019
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