# Service bulletin 23\-NA\-053

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: 10234162
- Published by NHTSA: 2023\-04\-14
- Manufacturer's number: 23\-NA\-053
- Manufacturer's date: 2023\-03\-22
- NHTSA component: EQUIPMENT; ELECTRICAL SYSTEM

## NHTSA's summary

This service bulletin provides repair information on Radio Software Version U168 Update to correct customer concerns of radio software issues.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2023/MC-10234162-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10234162-9999.pdf)

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

## Components

Electrical system, Equipment and accessories

## Vehicles listed

- 2020 to 2021 BUICK ENCLAVE
- 2020 BUICK ENCORE
- 2020 CADILLAC CT6
- 2020 CADILLAC XT4
- 2020 CADILLAC XT5
- 2020 CADILLAC XT6
- 2020 CHEVROLET BLAZER
- 2020 CHEVROLET CAMARO
- 2020 CHEVROLET SILVERADO 1500
- 2020 CHEVROLET SILVERADO 2500
- 2020 CHEVROLET SILVERADO 3500
- 2020 to 2021 CHEVROLET TRAVERSE
- 2020 to 2021 GMC ACADIA
- 2020 GMC SIERRA 1500
- 2020 GMC SIERRA 2500
- 2020 GMC SIERRA 3500

## Recalls for the same vehicles and component

- [2022160](/recalls/tc/2022160.md), 2022-03-31: Accessories
- [2020165](/recalls/tc/2020165.md), 2020-04-16: Accessories
- [2019631](/recalls/tc/2019631.md), 2019-12-12: Electrical
- [19V888000](/recalls/nhtsa/19V888000.md), 2019-12-12: ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES
- [2019494](/recalls/tc/2019494.md), 2019-10-03: Accessories

## Other bulletins for the same vehicles and component

- [N252515590](/bulletins/11027795.md), 2026-01-27, Service campaign: ELECTRICAL SYSTEM. Certain vehicles listed above, may have a condition in which the body\-to\-chassis ground strap may be corroded. Dealers will replace the ground strap.
- [23\-NA\-170](/bulletins/11024486.md), 2025-10-25, Service bulletin: ELECTRICAL SYSTEM; ENGINE. This bulletin advises the tech to inspect deeper into what may be to main cause of an engine failure.
- [23\-NA\-201](/bulletins/11024378.md), 2025-10-21, Service bulletin: SERVICE BRAKES; ELECTRICAL SYSTEM; STEERING. This service bulletin advises the technician of a possible loose ground that may be causing customer concerns of Loss of Steering Assist and/or Loss of Brake Assist and Malfunction Indicator Lamp \(MIL\) Illuminated.
- [22\-NA\-161](/bulletins/11023368.md), 2025-09-27, Service bulletin: ELECTRICAL SYSTEM; VISIBILITY/WIPER. This informational bulletin provides information for dealers/technicians on power folding mirrors do not fold at the same speed.
- [24\-NA\-068](/bulletins/11019547.md), 2025-06-16, Service bulletin: ENGINE; ELECTRICAL SYSTEM. This service bulletin provides a procedure to test and replace the battery distribution fuse block if found the cause of the DTC and electric coolant pump inoperative.
- [24\-NA\-229](/bulletins/11019017.md), 2025-06-03, Service bulletin: ELECTRICAL SYSTEM. This bulletin provides a procedure on how to check for a battery drain utilizing the Picoscope and how to measure the load on the system that may be causing a drain.
- [25\-NA\-087](/bulletins/11017595.md), 2025-05-02, Service bulletin: ELECTRICAL SYSTEM. This service bulletin provides information on the proper Reflective High Temperature Heat and/or Insulating Tape to use for certain repairs, such as Wiring Harness Repairs.
- [23\-NA\-074](/bulletins/11017508.md), 2025-05-02, Service bulletin: ELECTRICAL SYSTEM; SERVICE BRAKES; ENGINE; STEERING. This service bulletin provides a procedure to add deadener to the batter tray bracket to correct customer concerns of a Service Engine Soon \(SES\), Reduced Power, Service Brake, Reduced Steering and/or Stabilitrak Message Illuminated on DIC, multiple DTCs.
- [21\-NA\-139](/bulletins/11017443.md), 2025-05-01, Service bulletin: ELECTRICAL SYSTEM; ENGINE. This service bulletin provides a repair procedure to correct a customer concern of a Malfunction Indicator Lamp \(MIL\) Illuminated \- DTC P3055 Set.
- [23\-NA\-185](/bulletins/11017255.md), 2025-04-28, Service bulletin: POWER TRAIN; ELECTRICAL SYSTEM; STEERING. This service bulletin helps diagnose/reduce possible CCND issues on Transfer Cases \- Service 4WD on DIC, Intermittent Failures, Noise Concerns, Driveline/Steering Vibration/Shudder, Intermittent DTCs/MIL Illuminated, Engagement/Disengagement/Ratcheting Concerns.

JSON: [/v1/bulletins/10234162](/v1/bulletins/10234162)

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