U0422 · Manufacturer communications
Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
CHEVROLET, GMC
Reported code forms U0422
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…
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CADILLAC, CHEVROLET, GMC
Reported code forms U0422
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…
Read communication ↗
CADILLAC, CHEVROLET, GMC
Reported code forms U0422
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…
Read communication ↗
CADILLAC, CHEVROLET, GMC
Reported code forms U0422
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…
Read communication ↗
CHEVROLET, GMC
Reported code forms U0422
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…
Read communication ↗
CADILLAC, CHEVROLET, GMC
Reported code forms U0422
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…
Read communication ↗
CHEVROLET, GMC
Reported code forms U0422
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…
Read communication ↗
CADILLAC, CHEVROLET, GMC
Reported code forms U0422
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…
Read communication ↗