# Service bulletin 37771.1.0

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

- Type: Service bulletin
- NHTSA id: 11031106
- Published by NHTSA: 2026\-04\-07
- Manufacturer's number: 37771.1.0
- Manufacturer's date: 2026\-03\-19
- NHTSA component: UNKNOWN OR OTHER

## NHTSA's summary

This is a TJ \- Text Only \- No attachments \- If the vehicle cannot engage any gear or displays a "Power Reduced" message in the DIM, and both BECM\-P2C871A and VCU1\-P128300 DTCs are present, follow the advice under "Service \- Confirm that all criteria specified in the "Description" section are fulfilled.\&\#13; Replace the CDD in accordance with VIDA instructions.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2026/MC-11031106-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2026/MC-11031106-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Trouble codes named

P1283, P2C87

## Vehicles listed

- 2024 VOLVO EX30
- 2025 to 2026 VOLVO EX30

JSON: [/v1/bulletins/11031106](/v1/bulletins/11031106)

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