Service campaign N252502390
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 campaign |
|---|---|
| NHTSA id | 11018802 |
| Published by NHTSA | 2025-06-02 |
| Manufacturer's number | N252502390 |
| Manufacturer's date | 2025-06-02 |
| Campaign id or software version | N252502390 |
| NHTSA component | ENGINE |
NHTSA's summary
Service Update. Certain vehicles listed above may require software updates that improve the customer experience and optimize future over-the-air updates. Dealers will perform a comprehensive software update.
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
Engine
| BRIGHTDROP EV600 | 2022 |
|---|---|
| BRIGHTDROP ZEVO 600 | 2023 (the catalog's model; the bulletin names a series or trim of it) |
| CADILLAC LYRIQ | 2023 |
| GMC HUMMER EV PICKUP | 2022, 2023 |
Listing a model year does not mean every vehicle of it is concerned: the document says which.
| 23-NA-153 | 2025-10-25. Service bulletin. The service bulletin advises the tech of a normal transmission shift condition and the delay in throttle response when the throttle plate is opened rapidly and advises the customer that it is normal for the delay. |
|---|---|
| PIC6578C | 2025-08-04. Service bulletin. This Preliminary information communicates procedure to relearn window motor when it reverses when expressing up. |
| 22-NA-074 | 2025-02-12. Service bulletin. This service bulletin provides service information to technicians on guidelines to replace Oil Cooler, Oil Cooler Lines and Oil Tank if the engine was replaced where large amounts of debris has flowed throughout the oiling system. |
| 21-NA-043 | 2025-02-12. Service bulletin. This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold (prepping) to the customer. |
| 09-06-04-026Z | 2025-01-23. Service bulletin. This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2. |
| PIT5832S | 2024-12-16. Service bulletin. This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication configuration did not complete correctly. |
| 21-NA-043 | 2024-12-10. Service bulletin. This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold (prepping) to the customer. |
| 23-NA-044 | 2024-09-11. Service bulletin. This service bulletin provides information on AGM batteries that require less frequent charging in storage. |
| 12-01-37-001G | 2024-08-13. Service bulletin. This service bulletin provides information to dealership personnel on a new refrigerant (R1234yf) for A/C service. |
| 18-NA-125 | 2024-06-28. Service bulletin. This service bulletin provides information for engine oil life monitor operation calculation. |