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Service bulletin S7654 202311

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 id10246120
Published by NHTSA2023-12-05
Manufacturer's numberS7654 202311
Manufacturer's date2023-11-07
NHTSA componentPOWER TRAIN

NHTSA's summary

Service Campaign: On certain Volvo VN, VHD, VAH chassis, with a Meritor rear carrier, there is a possibility of the rear differentials being filled with incorrect fluid. This campaign will require draining the rear differential/differentials, hubs and refilling with the correct fluid.

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.

Components

Transmission and driveline

Vehicles listed
VOLVO VAH2022 to 2023
VOLVO VH2023
VOLVO VHD2022 to 2023
VOLVO VN2022 to 2023
VOLVO VNL2022 to 2023
VOLVO VNR2022 to 2023

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