Service bulletins for the 2024 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.
283 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
| 23-NA-202 | 2024-09-25. Service bulletin. FUEL/PROPULSION SYSTEM. This service bulletin provides information on High Voltage Drive Motor Battery - TAC Approval and Exchange Program for BrightDrop, Chevrolet Silverado EV, and GMC Sierra EV, HUMMER EV/SUV. |
|---|---|
| PIT5985E | 2024-09-14. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates diagnostic tips on how to resolve a issues with vehicles that will not power up after a can bus 2 issue, lightning strike, or a failed over the air update. |
| PIP5981A | 2024-09-12. Service bulletin. POWER TRAIN. This Preliminary information communicates ordering process for the front and rear drive units are on restriction for all listed EV vehicles for engineering review. |
| PIT6044K | 2024-09-11. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates that a Software update is in the works and to disconnect the 12 volt battery to clear the codes. |
| PIT6151A | 2024-09-11. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates to the technician that GM is aware of this concern and to update the Google maps application through the playstore. |
| PIT6214 | 2024-09-11. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates information of an OnStar software concern. |
| PIT3271P | 2024-09-06. Service bulletin. UNKNOWN OR OTHER. This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. General Motors will only support a tire calibration for tires that have been sized, tested and designed for the vehicle in question and its applications. Technician should not use the information that is provided by the antilock braking system tire size selection. |
| N242437230 | 2024-09-06. Service campaign. VISIBILITY/WIPER. Customer Satisfaction Program - certain vehicles may have a condition in which heavy snow load has damaged the windshield wiper linkage. Dealers are to replace the windshield wiper assembly, arms and blades. |
| General Communication | 2024-08-26. Service campaign. ELECTRICAL SYSTEM. Vehicle Wide Programming (VWP) is a new process to update software on GM Vehicles. It provides the ability via a single selection within Techline Connect to first identify which modules need updating and then proceed to updating affected modules (with some exceptions). The updating of modules is completed in parallel instead of the technician needing to update one module at a time. This allows a more streamlined approach for dealers and customers. |
| PIT5985D | 2024-08-16. Service bulletin. ELECTRICAL SYSTEM. This Preliminary information communicates diagnostic tips on how to resolve a issues with vehicles that will not power up after a can bus 2 issue, lightning strike, or a failed over the air update. |
| PIT5832P | 2024-08-14. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM. This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication configuration did not complete correctly. |
| PIC6481A | 2024-08-13. Service bulletin. ELECTRICAL SYSTEM. This Preliminary information communicates That a LCDD Data Provisioning Warning message my display due to the radio being in Demo Mode. |
| PIP5981 | 2024-08-13. Service bulletin. FUEL/PROPULSION SYSTEM. This Preliminary information communicates ordering process for the front and rear drive units are on restriction for all listed EV vehicles for engineering review. |
| 12-01-37-001G | 2024-08-13. Service bulletin. ENGINE; ELECTRICAL SYSTEM. This service bulletin provides information to dealership personnel on a new refrigerant (R1234yf) for A/C service. |
| 16-NA-158 | 2024-08-13. Service bulletin. UNKNOWN OR OTHER. This service bulletin describes the U.S. Dealer Special Tool Loan Program process. |
| 24-NA-129 | 2024-08-01. Service bulletin. STRUCTURE:BODY. This technical bulletin provides a procedure to correct Water Leak from Around Windshield Area. |
| 24-NA-045 | 2024-08-01. Service bulletin. STEERING; SERVICE BRAKES. This informational bulletin provides information on Pop/Creak Type Noise While Sitting Stationary and Turning Steering Wheel with Brakes Applied. |
| PIE0788C | 2024-07-18. Service bulletin. FUEL/PROPULSION SYSTEM; ELECTRICAL SYSTEM. This engineering information (EI) closure ends the need for gathering further information from technicians 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. |
| 22-NA-070 | 2024-07-12. Service bulletin. UNKNOWN OR OTHER. This service bulletin provides information for replacement parts traceability (RPT) process to aid in tracking part replacements. |
| 22-NA-018 | 2024-07-12. Service bulletin. UNKNOWN OR OTHER. This service bulletin provides information for the Global Warranty Management (GWM) Warranty Parts Center (WPC) Part Photo Return Process (U.S. Dealers Only). |
| 18-NA-099 | 2024-07-12. Service bulletin. UNKNOWN OR OTHER. This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product Allegation Resolution (PAR) claim. |
| PIE0788B | 2024-07-11. Service bulletin. ELECTRICAL SYSTEM; FUEL/PROPULSION 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. |
| 24-NA-034 | 2024-07-09. Service bulletin. FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL. This service bulletin provides information for dealers/technicians on Grunt Noise with Adaptive Cruise or One-Pedal Drive. |
| 23-NA-202 | 2024-07-09. Service bulletin. FUEL/PROPULSION SYSTEM; ELECTRICAL SYSTEM. This informational bulletin provides information on High Voltage Drive Motor Battery - TAC Approval and Exchange Program for GMC HUMMER EV, Silverado EV and BrightDrop. |
| 23-NA-151 | 2024-06-24. Service bulletin. FUEL/PROPULSION SYSTEM; ELECTRICAL SYSTEM. This service bulletin and criteria within are to determine the internal state of the High Voltage Battery and core return shipping method. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.