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Service bulletin SB-2013080001

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 id10053533
Published by NHTSA2013-11-06
Manufacturer's numberSB-2013080001
Manufacturer's date2013-08-01
NHTSA componentENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS

NHTSA's summary

MERCEDES: THE COOLANT HOSE POSITION, ON SOME VEHICLES, MAY BE INCORRECT AND CAN CAUSE LOWER RADIATOR HOSE COUPLING NOT TO LOCK INTO PLACE. MODELS 2014 ML350, ML550, ML63, ML350, GL 350, GL 450, GL550, GL 63.

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Engine, Cooling system

Vehicles listed
MERCEDES-BENZ AMG ML632013
MERCEDES-BENZ GL3502013
MERCEDES-BENZ GL4502013
MERCEDES-BENZ GL5502013
MERCEDES-BENZ GL632013
MERCEDES-BENZ ML3502013
MERCEDES-BENZ ML5502013

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