U135A on the 2022 Chevrolet Bolt EV
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.
This code is specific to a manufacturer and is not described here. Its meaning is in the manufacturer's service information.
| 22-NA-139 | 2022-08-04. Service bulletin. This service bulletin provides repair information to correct a customer concern of a Malfunction Indicator Lamp (MIL) Illuminated and/or Driver Information Center (DIC) Displays Service Transmission Now, Unable to Shift Soon or Service Transmission, Unable to Shift Message with DTC U1345 or U135A Set. |
|---|---|
| PIC6463 | 2022-07-25. Service bulletin. This Preliminary information communicates to the dealer if a vehicle comes in for an MIL or a message with DTC U1345 Engine Control Module LIN Bus 1 (or Bus 21) and/or DTC U135A that engineering is working on the issue and to clear the codes and return to the customer, Mil and message still may be one but at that time will drive normally for the next 100 ignition cycles. |
| 22-NA-139 | 2022-07-14. Service bulletin. This service bulletin provides repair information to correct a customer concern of a Malfunction Indicator Lamp (MIL) Illuminated and/or Driver Information Center (DIC) Displays Service Transmission Now, Unable to Shift Soon or Service Transmission, Unable to Shift Message with DTC U1345 or U135A Set. |
3 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.