Service bulletins for the 2023 BrightDrop Zevo
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.
278 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
| 23-NA-151 | 2024-06-18. Service bulletin. ELECTRICAL SYSTEM. This service bulletin and criteria within are to determine the internal state of the High Voltage Battery and core return shipping method. |
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| 23-NA-064 | 2024-06-10. Service bulletin. ELECTRICAL SYSTEM. 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. |
| PIE0788A | 2024-05-31. Service bulletin. FUEL/PROPULSION SYSTEM; ELECTRICAL SYSTEM. This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regard to MIL illuminated on DIC to correct BET and BEV3 Ultium Packs Setting Moving Average Voltage Detection (MAVD) and Delta Voltage Rest Period (DVRP) Fault Codes. |
| 18-NA-067 | 2024-05-31. Service bulletin. WHEELS. This service bulletin provides information for cleaning brake dust off of aluminum or chrome wheels. |
| 23-NA-154 | 2024-05-31. Service bulletin. UNKNOWN OR OTHER. This bulletin provides information on Warranty Administration – Required Operating Procedures - 8 Points (U.S. Only). |
| 22-NA-106 | 2024-05-30. Service bulletin. WHEELS. This service bulletin provides information on GM Canada New Vehicle Tire Warranty Program for Original Equipment (OE) Tires and PDI installed Limited Production Option (LPO) Tires. |
| 23-NA-064 | 2024-05-16. Service bulletin. ELECTRICAL SYSTEM. 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. |
| 13-08-116-001J | 2024-05-16. Service bulletin. ELECTRICAL SYSTEM. The intent of this service bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them. |
| 23-NA-125 | 2024-05-16. Service bulletin. ELECTRICAL SYSTEM. This service bulletin provides information for dealers/technicians on Over The Air (OTA) and In Market Enhancement (IME) FAQs. |
| 18-NA-279 | 2024-05-15. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM. This service bulletin provides information for dealers/technicians on the process to disable and enable passive unlocking. |
| 15-00-89-004G | 2024-05-15. Service bulletin. ENGINE; SUSPENSION; POWER TRAIN. This service bulletin provides technicians with information to help identify the differences between what is considered a fluid leak, and what is considered fluid seepage. |
| PIT6162 | 2024-05-10. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates information to verify the cargo intrusion sensors are installed correctly into the housing. |
| 22-NA-096 | 2024-05-08. Service bulletin. EQUIPMENT. This informational bulletin provides information for dealers/technicians on Customer Education Bulletin for Google Built-in Radio. |
| 18-NA-180 | 2024-05-01. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This Warranty Administration service bulletin provides Lithium-Ion battery Exchange Process and Transaction Submission information. |
| 24-NA-065 | 2024-04-10. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; STRUCTURE:INTERIOR PANELS:DASHBOARD; STRUCTURE; EQUIPMENT. This technical bulletin provides a procedure to correct the condition of Chirp Noise from Center Stack/Radio Control. |
| 23-NA-103 | 2024-03-29. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This service bulletin provides information on submitting quality Photos of Various Vehicle Concerns to the GM Technical Assistance Center (TAC). |
| N232429880 | 2024-03-26. Service bulletin. ELECTRICAL SYSTEM. Service update - certain vehicles may have a software defect that causes a diagnostic trouble code (DTC) to set. Dealers are to reprogram the battery energy control module. |
| 23-NA-151 | 2024-03-19. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This informational bulletin provides a procedure to High Voltage Battery Core Return Shipment Criteria. |
| PIT6044G | 2024-03-18. Service bulletin. ELECTRICAL SYSTEM. This Preliminary information communicates that a Software update is in the works and to disconnect the 12 volt battery to clear the codes. |
| 24-NA-040 | 2024-03-15. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This service bulletin provides information on All hazmat parts being returned to the Warranty Parts Center (WPC) must be shipped using Central Transport. Hazardous materials should never be sent by air transportation to the WPC. |
| 21-NA-190 | 2024-03-06. Service bulletin. EQUIPMENT; STRUCTURE. This informational bulletin provides information for dealers/technicians on Front License Plate Installation. |
| 22-NA-114 | 2024-02-29. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This service bulletin provides information on Forklift and Vehicle Hoist Requirements to Support Electric Vehicle (EV) High Voltage Battery Handling. |
| 23-NA-202 | 2024-02-27. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This informational bulletin provides information on High Voltage Drive Motor Battery - TAC Approval and Exchange Program for GMC HUMMER EV, Silverado EV, & BrightDrop. |
| 20-NA-018 | 2024-02-23. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This service bulletin provides information for dealers/technicians on MDI 2 Required When Programming Vehicles with Vehicle Intelligence Platform (VIP). |
| 18-NA-180 | 2024-02-23. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This Warranty Administration service bulletin provides Lithium-Ion battery Exchange Process and Transaction Submission information. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.