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Service bulletin 2014120001

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 id10057716
Published by NHTSA2015-06-23
Manufacturer's number2014120001
Manufacturer's date2015-01-01
NHTSA componentENGINE AND ENGINE COOLING:ENGINE:OTHER FUEL TYPES:TURBO/SUPERCHARGER

NHTSA's summary

MERCEDES BENZ: MODEL 117 AMG MODEL 2014-2015, MODEL 156 AMG MODEL YEAR 2015 CHECK TURBOCHARGER, MAY NEED TO BE REPLACED. *LJ

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, Turbocharger or supercharger

Vehicles listed
MERCEDES-BENZ AMG CLA452014 to 2015

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