Service bulletins for the 2018 Chevrolet Cruze
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.
991 on file from NHTSA, as of 2026-10-19.
About P0446 on the 2018 Chevrolet Cruze: what the code means, and the bulletins and recalls about the same components.
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Only bulletins with trouble code: P0446 are shown. Show all
| 17NA233 | 2020-03-30. Service bulletin. FUEL SYSTEM, OTHER. This technical bulletin provides a procedure to correct a condition of an MIL Illuminated with DTC P0446 Set. |
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| 17NA233 | 2019-12-16. Service bulletin. ELECTRICAL SYSTEM. This technical bulletin provides a procedure to correct a condition of an MIL Illuminated with DTC P0446 Set. |
| PIE0455 | 2018-05-21. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. This engineering information bulletin is requesting information from the field on vehicles that have the condition of Malfunction Indicator Illuminated with DTC P0446 Set. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.