Service bulletins for the 2020 Chevrolet Malibu
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.
770 on file from NHTSA, as of 2026-10-19.
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Only bulletins with component: Wiring and fuses are shown. Show all
| 19NA225 | 2020-04-06. Service bulletin. ENGINE; EQUIPMENT; ELECTRICAL SYSTEM:WIRING. This technical bulletin provides a procedure to locate and repair the engine wiring harness if found the cause of the DIC Messages, MIL Illumination and DTCs Set. |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.