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Service bulletin 37654

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id11028394
Published by NHTSA2026-02-05
Manufacturer's number37654
Manufacturer's date2026-01-30
NHTSA componentUNKNOWN OR OTHER

NHTSA's summary

This is a TJ - text only no additional attachments - If the DIM is not responding during start and no response in DIM is visible in VIDA in combination with DTC VCU1 U015500 follow the instructions under “Service.”

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Trouble codes named

U0155

Vehicles listed
VOLVO EC402026
VOLVO S90MHEV2026 (the catalog's model; the bulletin names a series or trim of it)
VOLVO S90PHEV2026 (the catalog's model; the bulletin names a series or trim of it)
VOLVO V60CCMHEV2026 (the catalog's model; the bulletin names a series or trim of it)
VOLVO V60CCPHEV2026 (the catalog's model; the bulletin names a series or trim of it)
VOLVO V60MHEV2026
VOLVO V60PHEV2026
VOLVO V90CCMHEV2026 (the catalog's model; the bulletin names a series or trim of it)
VOLVO XC40BEV2026 (the catalog's model; the bulletin names a series or trim of it)
VOLVO XC40MHEV2026 (the catalog's model; the bulletin names a series or trim of it)
VOLVO XC60MHEV2026 (the catalog's model; the bulletin names a series or trim of it)
VOLVO XC60PHEV2026 (the catalog's model; the bulletin names a series or trim of it)
VOLVO XC90MHEV2026 (the catalog's model; the bulletin names a series or trim of it)
VOLVO XC90PHEV2026 (the catalog's model; the bulletin names a series or trim of it)

Listing a model year does not mean every vehicle of it is concerned: the document says which.