This bulletin provides a procedure to test the turbo wastegate regulator valve before replacing the turbo...
Chevrolet technical service bulletin 23-NA-058 for 2021-2023 Chevrolet Trailblazer and 2020-2023 Buick Encore GX.
- Bulletin number
- 23-NA-058
- Component
- Engine
- Summary
- This bulletin provides a procedure to test the turbo wastegate regulator valve before replacing the turbo for a possible rattle and/or code concern.
Owners of these vehicles have filed 131 complaints in the engine category.
Vehicles covered
- Chevrolet Trailblazer 2021-2023 202120222023
- Buick Encore GX 2020-2023 2020202120222023
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