# Service bulletin N202319250

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: 10187227
- Published by NHTSA: 2021\-02\-16
- Manufacturer's number: N202319250
- Manufacturer's date: 2021\-01\-13
- NHTSA component: BACK OVER PREVENTION:SOFTWARE; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

## NHTSA's summary

Service Update \- Certain 2021 vehicles have a condition where, if an over the air \(OTA\) update was sent to an affected vehicle, the update would fail. Customers will see the update is available, but after accepting and attempting to install, they will receive an update failed message. Dealers will replace the radio.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10187227-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10187227-9999.pdf)

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

## Components

Driver assistance, Equipment and accessories, Backup camera

## Vehicles listed

- 2021 CHEVROLET SUBURBAN
- 2021 CHEVROLET TAHOE
- 2021 GMC YUKON
- 2021 GMC YUKON XL

## Other bulletins for the same vehicles and component

- [PIT6087](/bulletins/10247357.md), 2023-12-18, Service bulletin: BACK OVER PREVENTION. This Preliminary information communicates the proper installation of the Left and Right Side Obstacle Detection Control Modules
- [PIT5990A](/bulletins/10240782.md), 2023-08-21, Service bulletin: BACK OVER PREVENTION; STRUCTURE. This Preliminary information communicates an issue with a wind noise while driving at highway speeds and dealers are to inspect the body harness pass through for being full seated into the cowl.
- [23\-NA\-042](/bulletins/10239115.md), 2023-07-14, Service bulletin: BACK OVER PREVENTION:SOFTWARE; EQUIPMENT; ELECTRICAL SYSTEM. This service bulletin provides repair information to update radio software to correct customer concerns of Software related issues.
- [PIT5832H](/bulletins/10237651.md), 2023-06-13, Service bulletin: BACK OVER PREVENTION. This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication configuration did not complete correctly.
- [PIT5832G](/bulletins/10234206.md), 2023-04-17, Service bulletin: BACK OVER PREVENTION; ELECTRICAL SYSTEM:STARTER ASSEMBLY. This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication configuration did not complete correctly.
- [PIT5990](/bulletins/10232837.md), 2023-03-13, Service bulletin: STRUCTURE; BACK OVER PREVENTION. This Preliminary information communicates an issue with a wind noise while driving at highway speeds and dealers are to inspect the body harness pass through for being full seated into the cowl.
- [PIT5986](/bulletins/10232822.md), 2023-03-13, Service bulletin: BACK OVER PREVENTION. This Preliminary information communicates a diagnostic tip for a thump, click, pop, clunk type noise that is heard from the front end. Dealers are to inspect for something contacting the grill shutters as they open and close.
- [22\-NA\-127](/bulletins/10232458.md), 2023-03-04, Service bulletin: BACK OVER PREVENTION:SOFTWARE; EQUIPMENT:ELECTRICAL. This service bulletin provides repair information on release of Radio Software Version V160 Update to correct customer concerns of radio software issues.
- [21\-NA\-091](/bulletins/10231520.md), 2023-02-08, Service bulletin: BACK OVER PREVENTION: SENSING SYSTEM: CAMERA; EQUIPMENT; EQUIPMENT:ELECTRICAL:INFOTAINMENT. This service bulletin provides information for customers/dealers/technicians on Normal Camera Display Operation \- Flashing Diamond \- Spot \- or UFO like image on Camera Display.
- [PIT5874](/bulletins/10227662.md), 2022-12-12, Service bulletin: BACK OVER PREVENTION; ELECTRICAL SYSTEM. This Preliminary information communicates an issue with the GDS2 scan tool not being able to communication with the front view camera module and provides a work around until GDS2 is fixed.

JSON: [/v1/bulletins/10187227](/v1/bulletins/10187227)

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