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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

Bulletins, newest first
135982025-09-10. Other. UNKNOWN OR OTHER. New Vehicle Monitoring Programs Section in IVH
25-NA-1182025-09-10. Service bulletin. FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING. This service bulletin provides information for the technicians to use a Customer Concern Verification sheet to facilitate the questions needing to be answered by the customer regarding Automatic Emergency Braking (AEB) issues.
PIT6424A2025-09-09. Service bulletin. UNKNOWN OR OTHER. A vehicle may come in with B3A6B set in history. Tech is directed to clear code and advise the customer an OTA will be released for the code.
PIT64242025-08-26. Service bulletin. UNKNOWN OR OTHER. A vehicle may come in with B3A6B set in history. Tech is directed to clear code and advise the customer an OTA will be released for the code.
PIP60812025-08-26. Service bulletin. UNKNOWN OR OTHER. This Pi is to let dealer know that a program issue has been released and to not replace any hard for codes P2C8A, P2C8B, U3577, U3578, U3579, U357A, U357B, U357C, U357D, U357E, U357F, U3580, U3581, U3582, U3583, U3584, U2BAA, U2BAB, U2BAC, U2BAD, U2BAE,
PIT64232025-08-26. Service bulletin. UNKNOWN OR OTHER. Diagnostic Guidance for U3000-97 Long Range Radar Blocked
PIP4902T2025-08-22. Service bulletin. UNKNOWN OR OTHER. This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
PIT6394B2025-08-22. Service bulletin. UNKNOWN OR OTHER. A vehicle may have a service driver assist message and the technician cannot get the Long Range Radar learn procedure to complete. Tech is directed to drive a city route to complete the procedure.
PIT6059C2025-08-22. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates an issue with super cruise unavailable due to the driver's monitoring camera and dealers to replace the camera.
PIC5650M2025-08-12. Service bulletin. UNKNOWN OR OTHER. This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the security light coming on. Technician may find Diagnostic Trouble Codes B3055, B3060, B3935, C0750, C0755, C0760, C0765, and/or C0775.
25-NA-1052025-08-07. Service bulletin. SEAT BELTS. This informational bulletin provides information for seat belt retractor guide cleaning.
PIT6393B2025-07-30. Service bulletin. UNKNOWN OR OTHER. This Preliminary Information is to inform customers to follow diagnostics if resetting, disconnecting the module did not correct it. It also informs them to follow the bulletins as necessary to USB update the modules.
PIP5601C2025-07-23. Service bulletin. UNKNOWN OR OTHER. This PI communicates the requirement to provide a pico file to receive diagnostic assistance from TAC.
PIP5601B2025-07-23. Service bulletin. UNKNOWN OR OTHER. This PI communicates the requirement to provide a pico file to receive diagnostic assistance from TAC.
N2525028912025-07-16. Service campaign. ENGINE. Customer Satisfaction Program. Certain vehicles listed above may have a condition in which the internal differential nut was cross threaded or missing during assembly. Dealers will review the vehicles service history in IVH, and if necessary, replace the rear electric drive transmission module.
PIT6393A2025-07-14. Service bulletin. UNKNOWN OR OTHER. This Preliminary Information is to inform customers to follow diagnostics if resetting, disconnecting the module did not correct it. It also informs them to follow the bulletins as necessary to USB update the modules.
PIT64042025-07-01. Service bulletin. UNKNOWN OR OTHER. This Preliminary Information communicates the DTC's setting in the SDGM are false, steps to resolve and not to replace the module.
PIT5832V2025-06-30. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication configuration did not complete correctly.
PIT64012025-06-30. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates a diagnostic tip on how to resolve a issue of the horn sounding when vehicle doors are being closed and the key in vehicle reminder set to off.
PIT63932025-06-30. Service bulletin. UNKNOWN OR OTHER. This Preliminary Information is to inform customers to follow diagnostics if resetting, disconnecting the module did not correct it. It also informs them to follow the bulletins as necessary to USB update the modules.
PIP60722025-06-30. Service bulletin. UNKNOWN OR OTHER. This Preliminary Information communicates possible conditions they may encounter during HVAC flushing procedures on some vehicles due to adapter compatibility concerns that should be resolved soon.
PIT6180A2025-06-29. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates assistance in locating the Rear seat belt comfort guides in the parts catalog.
N24-2480312025-06-26. Over-the-air update. UNKNOWN OR OTHER. • This update contains a required software change to help improve the overall software update and diagnostics process. • Be sure to install this update to be able to receive future software updates • Improvements to battery drain during software updates • Performance improvements for Adaptive Cruise Control and Auto Emergency Braking Updates to communication between horn and turn signal During the update process, your radio may stay on up to 5 minutes after you exit the vehicle. This is expected behavior when an update package is onboard the vehicle. Do not service your vehicle during installation.
24-NA-1292025-06-26. Service bulletin. STRUCTURE:BODY. This technical bulletin provides a procedure to correct Water Leak from Around Windshield Area.
PIP4902S2025-06-24. Service bulletin. UNKNOWN OR OTHER. This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.