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Service bulletin KC-776

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 id10233504
Published by NHTSA2023-04-04
Manufacturer's numberKC-776
Manufacturer's date2023-03-13
NHTSA componentSERVICE BRAKES, AIR; ELECTRICAL SYSTEM

NHTSA's summary

Volvo Chassis - Electronically Controlled Air Dryer System (ECADS) Building Too Much Air Pressure; Pressure Relief Valve Opening

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

Brakes, Electrical system

Vehicles listed
VOLVO VAH2010 to 2024
VOLVO VHD2010 to 2024
VOLVO VNM2010 to 2021
VOLVO VNR2017 to 2024
VOLVO VNX2013 to 2021

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