Service bulletin 24-NA-229
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 | 11010901 |
| Published by NHTSA | 2024-12-02 |
| Manufacturer's number | 24-NA-229 |
| Manufacturer's date | 2024-10-17 |
| NHTSA component | ELECTRICAL SYSTEM |
NHTSA's summary
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.
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
| BUICK ENCLAVE | 2020, 2021, 2022, 2023, 2024, 2025 |
|---|---|
| BUICK ENCORE | 2020, 2021, 2022 |
| BUICK ENCORE GX | 2020, 2021, 2022, 2023, 2024, 2025 |
| BUICK ENVISION | 2020, 2021, 2022, 2023, 2024, 2025 |
| BUICK ENVISTA | 2024, 2025 |
| CADILLAC CT4 | 2020, 2021, 2022, 2023, 2024, 2025 |
| CADILLAC CT5 | 2020, 2021, 2022, 2023, 2024, 2025 |
| CADILLAC CT6 | 2020 |
| CADILLAC ESCALADE | 2020, 2021, 2022, 2023, 2024, 2025 |
| CADILLAC ESCALADE ESV | 2020, 2021, 2022, 2023, 2024, 2025 |
| CADILLAC XT4 | 2020, 2021, 2022, 2023, 2024, 2025 |
| CADILLAC XT5 | 2020, 2021, 2022, 2023, 2024, 2025 |
| CADILLAC XT6 | 2020, 2021, 2022, 2023, 2024, 2025 |
| CHEVROLET BLAZER | 2020, 2021, 2022, 2023, 2024, 2025 |
| CHEVROLET CAMARO | 2020, 2021, 2022, 2023, 2024 |
| CHEVROLET COLORADO | 2020, 2021, 2022, 2023, 2024, 2025 |
| CHEVROLET CORVETTE | 2020, 2021, 2022, 2023, 2024, 2025 |
| CHEVROLET EQUINOX | 2020, 2021, 2022, 2023, 2024, 2025 |
| CHEVROLET EXPRESS | 2020, 2021 |
| CHEVROLET EXPRESS | 2023 |
| CHEVROLET EXPRESS 2500 | 2023, 2024 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET EXPRESS 3500 | 2020, 2021, 2022, 2023, 2024 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET SILVERADO 1500 | 2020, 2021, 2022, 2023, 2024, 2025 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET SILVERADO 2500 | 2020, 2021, 2022, 2023, 2024, 2025 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET SILVERADO 2500 HD | 2024 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET SILVERADO 3500 | 2020, 2021, 2022, 2023, 2024, 2025 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET SILVERADO 3500 HD | 2024 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET SUBURBAN | 2020, 2021, 2022 |
| CHEVROLET SUBURBAN | 2024 |
| CHEVROLET SUBURBAN 1500 | 2021, 2022, 2023, 2024, 2025 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET TAHOE | 2020, 2021, 2022, 2023, 2024, 2025 |
| CHEVROLET TRAVERSE | 2020, 2021, 2022, 2023, 2024, 2025 |
| GMC ACADIA | 2020, 2021, 2022, 2023, 2024, 2025 |
| GMC CANYON | 2020, 2021, 2022, 2023, 2024, 2025 |
| GMC HUMMER EV PICKUP | 2022, 2023, 2024, 2025 |
| GMC SAVANA | 2020, 2021, 2022, 2023, 2024 |
| GMC SAVANA 2500 | 2023 (the catalog's model; the bulletin names a series or trim of it) |
| GMC SAVANA 3500 | 2023 (the catalog's model; the bulletin names a series or trim of it) |
| GMC SAVANA 3500 | 2025 (the catalog's model; the bulletin names a series or trim of it) |
| GMC SIERRA 1500 | 2020, 2021, 2022, 2023, 2024, 2025 (the catalog's model; the bulletin names a series or trim of it) |
| GMC SIERRA 2500 | 2020, 2021, 2022, 2023, 2024, 2025 (the catalog's model; the bulletin names a series or trim of it) |
| GMC SIERRA 2500 HD | 2024 (the catalog's model; the bulletin names a series or trim of it) |
| GMC SIERRA 3500 | 2020, 2021, 2022, 2023, 2024, 2025 (the catalog's model; the bulletin names a series or trim of it) |
| GMC SIERRA 3500 HD | 2024 (the catalog's model; the bulletin names a series or trim of it) |
| GMC YUKON | 2020, 2021, 2022, 2023, 2024, 2025 |
| GMC YUKON XL | 2020, 2021, 2022, 2023, 2024, 2025 |
| GMC YUKON XL 1500 | 2023 (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.
| 24V937000 | 2024-12-18. FORWARD COLLISION AVOIDANCE: WARNINGS:EXTERNAL/PEDESTRIAN ALERT; ELECTRICAL SYSTEM:BODY CONTROL MODULE/BCM |
|---|---|
| 24V925000 | 2024-12-12. FORWARD COLLISION AVOIDANCE: WARNINGS:EXTERNAL/PEDESTRIAN ALERT; ELECTRICAL SYSTEM:BODY CONTROL MODULE/BCM |
| 24V459000 | 2024-06-20. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL |
| 24V320000 | 2024-05-09. ELECTRICAL SYSTEM:PROPULSION SYSTEM; ELECTRICAL SYSTEM:WIRING |
| 24V133000 | 2024-02-22. ELECTRICAL SYSTEM:ADAS:DRIVER MONITORING:CAMERA/SENSOR; FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING |
| 2023210 | 2023-04-06. Electrical |
| 23V247000 | 2023-04-06. ELECTRICAL SYSTEM:WIRING |
| 21V421000 | 2021-06-10. AIR BAGS:SRS MALFUNCTION WARNING LAMP/LIGHT; ELECTRICAL SYSTEM:SOFTWARE |
| 2021166 | 2021-03-18. Electrical |
| 21V189000 | 2021-03-18. ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES |
A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.
| N242468490-02 | 2026-05-28. 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. |
|---|---|
| N252529080 | 2026-04-01. 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. |
| PIE0829A | 2026-03-31. 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. |
| N252515590 | 2026-01-27. 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-021 | 2025-12-03. 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-272 | 2025-12-03. Service bulletin. This technical bulletin provides repair information to correct a customer concern of Park Assist False Alerts on Z71 Traverse. |
| 24-NA-227 | 2025-12-02. 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-166 | 2025-12-02. 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-061 | 2025-11-15. Service bulletin. This technical bulletin provides a procedure to correct the condition of Driver or Passenger Rear Door Handle Will Not Fold In. |
| 24-NA-227 | 2025-11-15. Service bulletin. This service bulletin provides repair information to correct a customer concern of Vibration Rattle or Boom at 1800 to 2000 RPM. |