Service bulletins for the 2019 Chevrolet Impala
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
632 on file from NHTSA, as of 2026-10-19.
About C056D on the 2019 Chevrolet Impala: what the code means, and the bulletins and recalls about the same components.
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Only bulletins with trouble code: C056D are shown. Show all
| 19NA182 | 2019-09-23. Service bulletin. STEERING. This technical bulletin provides repair information to correct a customer concern of "Steering Assist Is Reduced" Message and One of The Following DTCs Are Set: C056D, U0415. |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.