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Service bulletin 23-NA-064

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id11014239
Published by NHTSA2025-02-12
Manufacturer's number23-NA-064
Manufacturer's date2025-01-29
NHTSA componentELECTRICAL SYSTEM; UNKNOWN OR OTHER

NHTSA's summary

This service bulletin provides information on the Transport Mode Feature, also known as Logistics mode, which is used to increase the 12V Battery stand time of the vehicle during transit and or long period of stand time at the dealerships.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system

Vehicles listed
BRIGHTDROP EV6002022
BRIGHTDROP ZEVO 4002024 (the catalog's model; the bulletin names a series or trim of it)
BRIGHTDROP ZEVO 6002023, 2024 (the catalog's model; the bulletin names a series or trim of it)
BUICK ENCLAVE2020, 2021, 2022, 2023, 2024, 2025
BUICK ENCORE2020, 2021, 2022
BUICK ENCORE2023 to 2025
BUICK ENCORE GX2020, 2021, 2022, 2023, 2024, 2025
BUICK ENVISION2020, 2021, 2022, 2023, 2024, 2025
BUICK ENVISTA2024, 2025
BUICK LACROSSE2020
BUICK REGAL2020
BUICK REGAL TOURX2020
CADILLAC CT42020, 2021, 2022, 2023, 2024, 2025
CADILLAC CT52020, 2021, 2022, 2023, 2024, 2025
CADILLAC CT62020
CADILLAC CT62021
CADILLAC ESCALADE2020, 2021, 2022, 2023, 2024, 2025
CADILLAC ESCALADE ESV2020, 2021, 2022, 2023, 2024, 2025
CADILLAC ESCALADE IQ2025
CADILLAC LYRIQ2023, 2024, 2025
CADILLAC OPTIQ2025
CADILLAC XT42020, 2021, 2022, 2023, 2024, 2025
CADILLAC XT52020, 2021, 2022, 2023, 2024, 2025
CADILLAC XT62020, 2021, 2022, 2023, 2024, 2025
CADILLAC XTS2020
CHEVROLET 35002020
CHEVROLET 35002021
CHEVROLET 35002022
CHEVROLET 3500HD2024
CHEVROLET 45002020
CHEVROLET 45002022
CHEVROLET 4500HD2020, 2021, 2022, 2023
CHEVROLET 4500XD2020, 2021, 2022
CHEVROLET 5500HD2020, 2021, 2022, 2023
CHEVROLET 5500XD2020, 2021, 2022
CHEVROLET 65002019
CHEVROLET 6500HD2020 to 2023
CHEVROLET BLAZER2020, 2021, 2022, 2023, 2024, 2025
CHEVROLET BLAZER EV2024, 2025 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET BOLT EUV2022, 2023
CHEVROLET BOLT EV2020, 2021, 2022, 2023
CHEVROLET BOLT EV2024
CHEVROLET BRIGHTDROP 4002025 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET BRIGHTDROP 6002025 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET CAMARO2020, 2021, 2022, 2023, 2024
CHEVROLET COLORADO2020, 2021, 2022, 2023, 2024, 2025
CHEVROLET CORVETTE2020, 2021, 2022, 2023, 2024, 2025
CHEVROLET CORVETTE E-RAY2024 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET EQUINOX2020, 2021, 2022, 2023, 2024, 2025
CHEVROLET EQUINOX EV2024, 2025 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET EXPRESS2020, 2021
CHEVROLET EXPRESS2023
CHEVROLET EXPRESS 25002023, 2024 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET EXPRESS 35002020, 2021, 2022, 2023, 2024 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET EXPRESS CUTAWAY VAN2020, 2021, 2022, 2023, 2024 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET IMPALA2020
CHEVROLET LOW CAB FORWARD N SERIES2025
CHEVROLET MALIBU2020, 2021, 2022, 2023, 2024, 2025
CHEVROLET SILVERADO 15002020, 2021, 2022, 2023, 2024, 2025 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 25002020, 2021, 2022, 2023, 2024, 2025 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 35002020, 2021, 2022, 2023, 2024, 2025 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 45002020, 2021, 2022, 2023, 2024 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 55002019, 2020, 2021 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 55002023, 2024 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 65002021, 2022, 2023 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 65002025 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO EV2024, 2025 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SONIC2020
CHEVROLET SPARK2020, 2021, 2022
CHEVROLET SUBURBAN2020, 2021, 2022
CHEVROLET SUBURBAN2024
CHEVROLET SUBURBAN 15002021, 2022, 2023, 2024, 2025 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET TAHOE2020, 2021, 2022, 2023, 2024, 2025
CHEVROLET TRAILBLAZER2020
CHEVROLET TRAILBLAZER2021, 2022, 2023, 2024, 2025
CHEVROLET TRAVERSE2020, 2021, 2022, 2023, 2024, 2025
CHEVROLET TRAX2020, 2021, 2022, 2023, 2024, 2025
GMC 3500HD2024
GMC ACADIA2020, 2021, 2022, 2023, 2024, 2025
GMC CANYON2020, 2021, 2022, 2023, 2024, 2025
GMC HUMMER EV PICKUP2022, 2023, 2024, 2025
GMC SAVANA2020, 2021, 2022, 2023, 2024
GMC SAVANA 25002023 (the catalog's model; the bulletin names a series or trim of it)
GMC SAVANA 35002023 (the catalog's model; the bulletin names a series or trim of it)
GMC SAVANA 35002025 (the catalog's model; the bulletin names a series or trim of it)
GMC SAVANA CUTAWAY VAN2020, 2021, 2022, 2023, 2024 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA 15002020, 2021, 2022, 2023, 2024, 2025 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA 25002020, 2021, 2022, 2023, 2024, 2025 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA 35002020, 2021, 2022, 2023, 2024, 2025 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA DENALI2020 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA EV2024, 2025 (the catalog's model; the bulletin names a series or trim of it)
GMC TERRAIN2020, 2021, 2022, 2023, 2024, 2025
GMC YUKON2020, 2021, 2022, 2023, 2024, 2025
GMC YUKON XL2020, 2021, 2022, 2023, 2024, 2025
GMC YUKON XL 15002023 (the catalog's model; the bulletin names a series or trim of it)

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
24V9370002024-12-18. FORWARD COLLISION AVOIDANCE: WARNINGS:EXTERNAL/PEDESTRIAN ALERT; ELECTRICAL SYSTEM:BODY CONTROL MODULE/BCM
24V9250002024-12-12. FORWARD COLLISION AVOIDANCE: WARNINGS:EXTERNAL/PEDESTRIAN ALERT; ELECTRICAL SYSTEM:BODY CONTROL MODULE/BCM
24V3200002024-05-09. ELECTRICAL SYSTEM:PROPULSION SYSTEM; ELECTRICAL SYSTEM:WIRING
24V1330002024-02-22. ELECTRICAL SYSTEM:ADAS:DRIVER MONITORING:CAMERA/SENSOR; FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING
20232102023-04-06. Electrical
23V2470002023-04-06. ELECTRICAL SYSTEM:WIRING
21V4210002021-06-10. AIR BAGS:SRS MALFUNCTION WARNING LAMP/LIGHT; ELECTRICAL SYSTEM:SOFTWARE
20211662021-03-18. Electrical
21V1890002021-03-18. ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES
20V7900002020-12-17. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
N242468490-022026-05-28. Service campaign. Certain vehicles may have missing cavity plugs from the rear chassis harness electrical connector. Dealers are to inspect the rear chassis harness and replace missing harness plugs as necessary.
N2525290802026-04-01. Service campaign. Service Update. Certain vehicles listed above may be missing a high voltage header plug on the RESS battery pack drive motor connector. Dealers are to inspect the RESS pack connectors and install the proper HV Header Plug if missing.
PIE0831A2026-03-31. Service bulletin. This engineering information (EI) closure ends the need for gathering further information from technicians in regard to the Malfunction Indicator Lamp (MIL) illuminated on Driver Information Center (DIC), DTC P0299 Set.
PIE0829A2026-03-31. Service bulletin. This engineering information (EI) closure ends the need for gathering further information from technicians in regard to the liftgate not opening and/or partially opening.
N2525155902026-01-27. Service campaign. 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.
25-NA-0212025-12-03. Service bulletin. This technical bulletin provides repair information to correct a customer concern of Radio Software Update W23E-178.1.2-M174-SQBR6-93.3.
24-NA-2722025-12-03. Service bulletin. This technical bulletin provides repair information to correct a customer concern of Park Assist False Alerts on Z71 Traverse.
24-NA-2272025-12-02. Service bulletin. This service bulletin provides repair information to correct a customer concern of Vibration Rattle or Boom at 1800 to 2000 RPM.
24-NA-1662025-12-02. Service bulletin. This technical bulletin provides repair information to correct a customer concern of DTC C1171 C1172 C1173 C1174 Tire Pressure Monitor Sensor Unable to Relearn Ethernet Cable Overlay for TCP OnStar Module.
25-NA-0612025-11-15. Service bulletin. This technical bulletin provides a procedure to correct the condition of Driver or Passenger Rear Door Handle Will Not Fold In.