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Service bulletin LI83.40-P-071168

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 id10191266
Published by NHTSA2021-05-03
Manufacturer's numberLI83.40-P-071168
Manufacturer's date2021-03-30
NHTSA componentEQUIPMENT; EQUIPMENT:APPLIANCE:AIR CONDITIONER

NHTSA's summary

Noise From Air Conditioner Housing (Humming)

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
MERCEDES-BENZ GLE 3502021
MERCEDES-BENZ GLE 350 E2021
MERCEDES-BENZ GLE 4502021
MERCEDES-BENZ GLE 5802021
MERCEDES-BENZ GLS4502021
MERCEDES-BENZ GLS5802021
MERCEDES-BENZ MERCEDES-BENZ
MERCEDES-MAYBACH GLS 6002021

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