U3033 on the 2025 Jeep Grand Cherokee L
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.
| 08-336-25 REV. B | 2025-11-05. Service bulletin. Security Gateway Module (SGW) Software Update Customers may experience one or more of the following: ● Connectivity services will not work - including WIFI setup, Alexa, live traffic etc. Level 2 Plus functionality also affected/not enabling. ● SGW not responding to diagnostic and showing offline. ● Wifi cannot be setup. The following software enhancements are also available: ● Diagnostic Trouble Code (DTC) U3033-00 - Control Module Security Certificate Missing/Invalid and U3033-01 - Control Module Security Certificate Missing/Invalid - General Electrical Failure are both active or stored and cannot clear. This DTC will not turn on the Malfunction Indicator Light (MIL). ● If a Firmware Over The Air (FOTA) message appears specifically directing the customer to service OR repeated FOTA events are not being completed, then a manual flash is required for the SGW update. ● SGW module is not responding to diagnostics and is showing offline This bulletin involves inspecting and possibly updating the SGW to the latest software level in the case that the FOTA did not function. |
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| 08-336-25 REV. A | 2025-10-29. Service bulletin. Security Gateway Module (SGW) Software Update Customers may experience **one or more of **the following: ● **Connectivity services will not work - including WIFI setup, Alexa, live traffic etc. Level 2 Plus functionality also affected/not enabling. ● SGW not responding to diagnostic and showing offline.** ● Wifi cannot be setup. The following software enhancements are also available: ● Diagnostic Trouble Code (DTC) U3033-00 - Control Module Security Certificate Missing/Invalid and **U3033-01 - Control Module Security Certificate Missing/Invalid - General Electrical Failure** are both active or stored and cannot clear. This DTC will not turn on the Malfunction Indicator Light (MIL). ● If a Firmware Over The Air (FOTA) message appears specifically directing the customer to service OR repeated FOTA events are not being completed, then a manual flash is required for the SGW update. ● SGW module is not responding to diagnostics and is showing offline. This bulletin involves **inspecting and possibly** flashing the SGW to the latest software level in the case that the FOTA did not function |
| 08-336-25 | 2025-10-15. Service bulletin. Security Gateway Module (SGW) Software Update *The following software enhancements are available: ● Update for Diagnostic Trouble Code (DTC) U3033-00 - Control Module Security Certificate Missing/Invalid. NOTE: This DTC will not turn on the Malfunction Indicator Light (MIL) but is active or stored and cannot clear. ● If a FOTA message appears specifically directing the customer to service OR repeated FOTA events are not being completed, then a manual flash is required for the SGW update. ● SGW is not responding to diagnostics and showing offline.* This bulletin involves flashing the SGW to the latest software level in the case that the FOTA did not function. |
| S2508000014 REV.B | 2025-04-03. Service bulletin. Security Gateway (SGW) Module is Setting Diagnostic Trouble Code (DTC) U3033-00 Control Module Security Certificate Missing or Invalid |
| S2508000014 REV.A | 2025-03-13. Service bulletin. Security Gateway (SGW) Module is Setting Diagnostic Trouble Code (DTC) U3033-00 Control Module Security Certificate Missing or Invalid |
| S2508000014 | 2025-02-11. Service bulletin. Security Gateway (SGW) Module is Setting Diagnostic Trouble Code (DTC) U3033-00 Control Module Security Certificate Missing or Invalid |
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.