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Service bulletin KC-2051

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 id10188127
Published by NHTSA2021-03-03
Manufacturer's numberKC-2051
Manufacturer's date2021-02-10
NHTSA componentEQUIPMENT:APPLIANCE:AIR CONDITIONER

NHTSA's summary

Volvo Chassis - Air Conditioning (A/C) Performance Chart - Trucks Built After January 2019

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

Equipment and accessories, Heating and air conditioning

Vehicles listed
VOLVO VAH2020 to 2021
VOLVO VNL2020 to 2022
VOLVO VNR2020 to 2021

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