# Service bulletin 17NA050

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: 10212548
- Published by NHTSA: 2022\-05\-31
- Manufacturer's number: 17NA050
- Manufacturer's date: 2021\-12\-23
- NHTSA component: POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:SHAFT:INTERMEDIATE/LAY; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE \(ECU/ECM\); FUEL SYSTEM, DIESEL

## NHTSA's summary

This informational bulletin explains how a health report is required when doing repairs on LCF vehicles.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10212548-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10212548-9999.pdf)

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

## Components

Engine, Fuel system, Transmission and driveline, Engine control module, Manual transmission

## Vehicles listed

- 2016 CHEVROLET 3500
- 2017 CHEVROLET 3500
- 2021 CHEVROLET 3500
- 2022 CHEVROLET 3500
- 2022 CHEVROLET 4500
- 2017 to 2022 CHEVROLET 4500HD
- 2017 to 2022 CHEVROLET 4500XD
- 2017 to 2022 CHEVROLET 5500HD
- 2018 to 2022 CHEVROLET 5500XD
- 2017 CHEVROLET LOW CAB FORWARD 5500

## Other bulletins for the same vehicles and component

- [21NA113](/bulletins/10214207.md), 2022-06-21, Service bulletin: ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE \(ECU/ECM\):SOFTWARE. This technical bulletin provides a procedure to perform a learn procedure for the turbo actuator.
- [20NA090](/bulletins/10214199.md), 2022-06-21, Service bulletin: EQUIPMENT ADAPTIVE/MOBILITY; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE \(ECU/ECM\):SOFTWARE. This informational bulletin provides a way for the technician to identify if the ECM has been modified.
- [20NA197](/bulletins/10212562.md), 2022-05-31, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE \(ECU/ECM\); BACK OVER PREVENTION; SERVICE BRAKES, HYDRAULIC. This technical bulletin provides a procedure to inspect and repair the fuel pressure sensor if found the cause of the customers concern.
- [990420002L](/bulletins/10200154.md), 2021-08-09, Service bulletin: POWER TRAIN:MANUAL TRANSMISSION; POWER TRAIN:AUTOMATIC TRANSMISSION; EQUIPMENT. This service bulletin provides information on Driveline Clunk Noise and what is acceptable and what is considered normal operation.
- [20NA161](/bulletins/10184491.md), 2020-12-21, Service bulletin: SERVICE BRAKES; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE \(ECU/ECM\). This informational bulletin advises the technician to check for a possible stuck oil pressure relief valve.

JSON: [/v1/bulletins/10212548](/v1/bulletins/10212548)

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