Service bulletins for the 2016 Chevrolet Sonic
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.
1083 on file from NHTSA, as of 2026-10-19.
About P0171 on the 2016 Chevrolet Sonic: what the code means, and the bulletins and recalls about the same components.
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Only bulletins with trouble code: P0171 are shown. Show all
| 19NA114 | 2019-07-01. Service bulletin. ELECTRICAL SYSTEM. This informational bulletin provides information to the tech to test the PCV for proper performance before replacing the camshaft cover to correct a MIL On w/DTC P0171. |
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| 19NA114 | 2019-07-01. Service bulletin. ELECTRICAL SYSTEM; ENGINE. This informational bulletin provides information to the tech to test the PCV for proper performance before replacing the camshaft cover to correct a MIL On w/DTC P0171. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.