# U0422 on the 2019 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 U0422

- [10187200](https://open.wenmarpro.com/bulletins/10187200), 2021-02-16: This Preliminary information communicates an issue with the engine wiring harness shorting at the left front cylinder head causing any of the following issues: \- IPC gauges sweeping while driving \- Several IPC warning messages and MIL displayed \- Any combination of the following DTC's: U0073 U0100 U0101 U0121 U0128 U0129 U0131 U0140 U0146 U0422 U2413 P0107 P0117 P0119 P0641 C2A07
- [10185749](https://open.wenmarpro.com/bulletins/10185749), 2021-01-25: This Preliminary information communicates an issue with the engine wiring harness shorting at the left front cylinder head causing any of the following issues: \- IPC gauges sweeping while driving \- Several IPC warning messages and MIL displayed \- Any combination of the following DTC's: U0073 U0100 U0101 U0121 U0128 U0129 U0131 U0140 U0146 U0422 U2413 P0107 P0117 P0119 P0641 C2A07
- [10182530](https://open.wenmarpro.com/bulletins/10182530), 2020-11-16: This Preliminary information communicates a customer concern of IPC gauges inoperative or fluctuate, No Start, No Crank, SIR Light / Service Airbag Message, Service Suspension Message, Radio display blank, Steering Wheel Controls \(SWC\) not illuminated, Turn Signal no audible feedback, HVAC controls inoperative. During diagnostics a technician may find any of the following DTC's: B1011, B1370, B3980, U0020, U0029, U007D, U0073, U0078, U0100, U0101, U0102, U0104, U0140, U0151, U0155, U0164, U0184, U0186, U0198, U0422. Dealer is instructed to check for logic lock of Serial Data Gateway Module or for Serial Data Gateway Module X1 and X2 connectors having terminal concerns and repair as needed.
- [10176304](https://open.wenmarpro.com/bulletins/10176304), 2020-06-15: This Preliminary information communicates an issue with the engine wiring harness shorting at the left front cylinder head causing any of the following issues: \- IPC gauges sweeping while driving \- Several IPC warning messages and MIL displayed \- Any combination of the following DTC's: U0073 U0100 U0101 U0121 U0128 U0129 U0131 U0140 U0146 U0422 U2413 P0107 P0117 P0119 P0641 C2A07
- [10173683](https://open.wenmarpro.com/bulletins/10173683), 2020-04-13: This Preliminary information communicates a customer concern of IPC gauges inoperative or fluctuate, No Start, No Crank, SIR Light / Service Airbag Message, Service Suspension Message, Radio display blank, Steering Wheel Controls \(SWC\) not illuminated, Turn Signal no audible feedback, HVAC controls inoperative. During diagnostics a technician may find any of the following DTC's: B1011, B1370, B3980, U0020, U0029, U007D, U0073, U0078, U0100, U0101, U0102, U0104, U0140, U0151, U0155, U0164, U0184, U0186, U0198, U0422. Dealer is instructed to check Serial Data Gateway Module X2 connector for terminal concerns and repair as needed.
- [10165919](https://open.wenmarpro.com/bulletins/10165919), 2019-10-15: This Preliminary information communicates an issue with the engine wiring harness shorting at the left front cylinder head causing any of the following issues: \- IPC gauges sweeping while driving \- Several IPC warning messages and MIL displayed \- Any combination of the following DTC's: U0073 U0100 u0101 u0121 u0128 U0129 u0131 U0140 U0146 U0422 U2413 P0107 P0641 C2A07
- [10162150](https://open.wenmarpro.com/bulletins/10162150), 2019-07-08: This Preliminary information communicates a customer concern of IPC gauges inoperative or fluctuate, No Start, No Crank, SIR Light / Service Airbag Message, Service Suspension Message, Radio display blank, Steering Wheel Controls \(SWC\) not illuminated, Turn Signal no audible feedback, HVAC controls inoperative. During diagnostics a technician may find any of the following DTC's: B1011, B1370, B3980, U0020, U0029, U007D, U0073, U0078, U0100, U0101, U0102, U0104, U0140, U0151, U0155, U0164, U0184, U0186, U0198, U0422. Dealer is instructed to check Serial Data Gateway Module X2 connector for terminal concerns and repair as needed.
- [10144472](https://open.wenmarpro.com/bulletins/10144472), 2018-09-17: This Preliminary information communicates a customer concern ofIPC gauges inoperative or fluctuate, No Start,No Crank,SIR Light / Service Airbag Message, Service Suspension Message,Radio display blank, Steering Wheel Controls \(SWC\) not illuminated, Turn Signal no audible feedback,HVAC controls inoperative. During diagnostics a technician may find any of the following DTC\&\#39;s: B1011, B1370, B3980, U0020, U0029, U007D, U0073, U0078, U0100, U0101, U0102, U0104, U0140, U0151, U0155, U0164,U0184, U0186, U0198, U0422. Dealer is instructed to check Serial Data Gateway Module X2 connector for terminal concerns and repair as needed.