U3000 on the 2023 Chevrolet Suburban
The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.
Nobody has written a description of this code yet.
| PIT6398 | 2025-06-29. Service bulletin. This PI involves DTC U3000 SYM49 Set falsely In The Serial Data Gateway Module and dealerships are to reset the module by cycling the battery. |
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| 24-NA-027 | 2024-10-25. Service bulletin. This service bulletin provides repair information to correct a customer concern of DTC U3000 Setting in Automated Map Module (HDLM) - SuperCruise Unavailable. |
| 24-NA-027 | 2024-09-27. Service bulletin. This technical bulletin provides repair information to correct a customer concern of DTC U3000 Setting in Automated Map Module (HDLM) - SuperCruise Unavailable. |
| 24-NA-027 | 2024-03-06. Service bulletin. This technical bulletin provides repair information to correct a customer concern of DTC U3000 Setting in Automated Map Module (HDLM) - SuperCruise Unavailable. |
| 24-NA-027 | 2024-02-29. Service bulletin. This technical bulletin provides repair information to correct a customer concern of DTC U3000 Setting in Automated Map Module (HDLM) - SuperCruise Unavailable. |
| 24-NA-027 | 2024-02-27. Service bulletin. This technical bulletin provides repair information to correct a customer concern of DTC U3000 Setting in Automated Map Module (HDLM) - SuperCruise Unavailable. |
6 on file from NHTSA, as of 2026-10-19. See them in the bulletin list. A bulletin lists model years: read the document for which vehicles it concerns.