# Service bulletin 22\-NA\-078

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: 10210439
- Published by NHTSA: 2022\-04\-22
- Manufacturer's number: 22\-NA\-078
- Manufacturer's date: 2022\-04\-06
- NHTSA component: ELECTRICAL SYSTEM:BODY CONTROL MODULE/BCM; ELECTRICAL SYSTEM

## NHTSA's summary

This technical bulletin provides repair information to correct a customer concern of Turn Signals Inoperable, Erratic, and/or Stay Illuminated After Canceling.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2022/MC-10210439-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2022/MC-10210439-9999.pdf)

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

## Components

Electrical system, Body control module

## Vehicles listed

- 2022 CHEVROLET SILVERADO 2500
- 2022 CHEVROLET SILVERADO 3500
- 2022 GMC SIERRA 2500
- 2022 GMC SIERRA 3500

## Other bulletins for the same vehicles and component

- [21\-NA\-228](/bulletins/10245348.md), 2023-11-20, Service bulletin: ELECTRICAL SYSTEM:BODY CONTROL MODULE/BCM; ELECTRICAL SYSTEM; EQUIPMENT; ENGINE AND ENGINE COOLING. This bulletin provides a procedure to program the BCM to correct the customers concern of RKE idle Time\-out.
- [070842006Q](/bulletins/10205739.md), 2022-01-03, Service bulletin: ELECTRICAL SYSTEM:BODY CONTROL MODULE/BCM. This service bulletin provides technicians with information on available BCM calibrations to restore bulb outage detection on vehicles produced by a second stage manufacturer \(Upfitter\), and/or turn signals flash fast after factory box removed.

JSON: [/v1/bulletins/10210439](/v1/bulletins/10210439)

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