# Service bulletin 19NA225

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.

- Type: Service bulletin
- NHTSA id: 10173400
- Published by NHTSA: 2020\-04\-06
- Manufacturer's number: 19NA225
- Manufacturer's date: 2020\-02\-07
- NHTSA component: ENGINE; EQUIPMENT; ELECTRICAL SYSTEM:WIRING

## NHTSA's summary

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.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2020/MC-10173400-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2020/MC-10173400-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Electrical system, Engine, Equipment and accessories, Wiring and fuses

## Vehicles listed

- 2019 to 2020 CHEVROLET MALIBU

## Other bulletins for the same vehicles and component

- [16NA051](/bulletins/10171876.md), 2020-03-02, Service bulletin: EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM:WIRING; EQUIPMENT. This technical bulletin provides a procedure for connector kit and ambient air temperature sensor harness replacement to correct a MIL Illuminated with DTCs and active shutters being inoperative.
- [100089005H](/bulletins/10154629.md), 2019-03-18, Service bulletin: ELECTRICAL SYSTEM:WIRING. This warranty admin bulletin explains to the technician additional information may be needed when submitting transactions when doing wiring repairs.

JSON: [/v1/bulletins/10173400](/v1/bulletins/10173400)

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