# 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.

## Bulletins for this model year that name P0402

- [11017883](https://open.wenmarpro.com/bulletins/11017883), 2025-05-06: 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.
- [11012861](https://open.wenmarpro.com/bulletins/11012861), 2025-01-15: 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.
- [11010572](https://open.wenmarpro.com/bulletins/11010572), 2024-11-15: 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.
- [11001768](https://open.wenmarpro.com/bulletins/11001768), 2024-06-18: 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.
- [10254020](https://open.wenmarpro.com/bulletins/10254020), 2024-05-02: 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.
- [10254016](https://open.wenmarpro.com/bulletins/10254016), 2024-05-02: 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.
- [10248720](https://open.wenmarpro.com/bulletins/10248720), 2024-01-13: 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.
- [10247528](https://open.wenmarpro.com/bulletins/10247528), 2023-12-19: 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.
- [10247373](https://open.wenmarpro.com/bulletins/10247373), 2023-12-18: This Preliminary information communicates to the dealer technician a possible calibration update for DTC P0402 as well as symptoms associated with it.
- [10247193](https://open.wenmarpro.com/bulletins/10247193), 2023-12-15: 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.