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Service bulletin LI83.30-P-070309

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 id10177557
Published by NHTSA2020-07-27
Manufacturer's numberLI83.30-P-070309
Manufacturer's date2020-06-16
NHTSA componentEQUIPMENT:APPLIANCE:AIR CONDITIONER

NHTSA's summary

Air conditioning system may occasionally not cool at outside temperatures >40°C

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 A 2202020
MERCEDES-BENZ AMG A352020
MERCEDES-BENZ CLA 2502020
MERCEDES-BENZ GLB 2002020
MERCEDES-BENZ GLB 2502020

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