P0402 on the 2024 Chevrolet Silverado
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.
| 23-NA-066 | 2025-05-06. Service bulletin. This service bulletin refers the technician to Recall N242438501, and if closed, refer to SI to correct the condition of Malfunction Indicator Lamp Illuminated with DTCs P0402, P062D, P144E, P242B, P2459, and/or P2635 Set. |
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| 23-NA-066 | 2025-01-15. Service bulletin. This service bulletin refers the technician to Recall N242438501, and if closed, refer to SI to correct the condition of Malfunction Indicator Lamp Illuminated with DTCs P0402, P062D, P144E, P242B, P2459, and/or P2635 Set. |
| 23-NA-066 | 2024-11-15. Service bulletin. This service bulletin refers the technician to Recall N242438501, and if closed, refer to SI to correct the condition of Malfunction Indicator Lamp Illuminated with DTCs P0402, P062D, P144E, P242B, P2459, and/or P2635 Set. |
| 23-NA-066 | 2024-06-18. Service bulletin. This service bulletin refers the technician to Recall N242438501, and if closed, refer to SI to correct the condition of Malfunction Indicator Lamp Illuminated with DTCs P0402, P062D, P144E, P242B, P2459, and/or P2635 Set. |
| 23-NA-213 | 2024-05-02. Service bulletin. This service bulletin provides a repair procedure to correct customer concerns of Rough Idle, Surge/Bucking with Light Throttle and Higher Loads, Malfunction Indicator Lamp (MIL) Illuminated - DTC P0402 and/or P22FB Set. |
| 23-NA-066 | 2024-05-02. Service bulletin. This service bulletin provides a procedure to correct the condition of Malfunction Indicator Lamp Illuminated with DTCs P0402, P062D, P144E, P242B, P2459, and/or P2635 Set. |
| 23-NA-213 | 2024-01-13. Service bulletin. This service bulletin provides a repair procedure to correct customer concerns of Rough Idle, Surge/Bucking with Light Throttle and Higher Loads, Malfunction Indicator Lamp (MIL) Illuminated - DTC P0402 and/or P22FB Set. |
| 23-NA-066 | 2023-12-19. Service bulletin. This service bulletin provides a procedure to correct the condition of Malfunction Indicator Lamp Illuminated with DTCs P0402, P062D, P144E, P242B, P2459, and/or P2635Set. |
| PIP5955 | 2023-12-18. Service bulletin. This Preliminary information communicates to the dealer technician a possible calibration update for DTC P0402 as well as symptoms associated with it. |
| 23-NA-213 | 2023-12-15. Service bulletin. This service bulletin provides a repair procedure to correct customer concerns of Rough Idle, Surge/Bucking with Light Throttle and Higher Loads, Malfunction Indicator Lamp (MIL) Illuminated - DTC P0402 and/or P22FB Set. |
15 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.