This technical bulletin provides repair information to correct a customer concern of the Service Engine...
Chevrolet technical service bulletin 21NA107 for 2018-2021 Chevrolet Equinox, 2018-2021 GMC Terrain and 2016-2020 Buick Envision.
- Bulletin number
- 21NA107
- Component
- Engine
- Summary
- This technical bulletin provides repair information to correct a customer concern of the Service Engine Soon Lamp Illuminated and/or Service Brake Assist Message Displayed, with DTC P0557 Stored.
Owners of these vehicles have filed 543 complaints in the engine category.
Vehicles covered
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