# Service bulletin 21NA058

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: 10194097
- Published by NHTSA: 2021\-05\-24
- Manufacturer's number: 21NA058
- Manufacturer's date: 2021\-04\-15
- NHTSA component: BACK OVER PREVENTION:SOFTWARE

## NHTSA's summary

This service bulletin provides repair information to correct customer concerns of radio software issues with Radio software update 382.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10194097-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10194097-9999.pdf)

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

## Components

Driver assistance, Backup camera

## Vehicles listed

- 2021 CADILLAC ESCALADE ESV
- 2021 CADILLAC ESCALADE NA

## Other bulletins for the same vehicles and component

- [23\-NA\-084](/bulletins/11006379.md), 2024-08-15, Service bulletin: BACK OVER PREVENTION: REARVIEW SYSTEM BRAKING; VISIBILITY/WIPER; ELECTRICAL SYSTEM. This service bulletin provides repair information to correct a customer concern of a Blue Hourglass and No Gridlines on Radio Rear View Camera Display While in Reverse.
- [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.
- [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.
- [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.
- [PIC6472](/bulletins/10224287.md), 2022-10-17, Service bulletin: BACK OVER PREVENTION:DISPLAY FUNCTION; UNKNOWN OR OTHER. This Preliminary information communicates to dealer that Engineering is actively working on a solution to the blue hourglass and no grid lines while in reverse concern.

JSON: [/v1/bulletins/10194097](/v1/bulletins/10194097)

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