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Service bulletin ELW - Fuel Hose

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 id10240204
Published by NHTSA2023-08-02
Manufacturer's numberELW - Fuel Hose
Manufacturer's date2023-07-21
NHTSA componentFUEL SYSTEM, GASOLINE

NHTSA's summary

In our continuing efforts to assure the proper performance of Mercedes-Benz products and to enhance the satisfaction of our customers, Mercedes-Benz USA, LLC (“MBUSA”) is extending the warranty coverage on the fuel supply hose in certain Model Year (“MY”) vehicles listed below from the original New Vehicle Limited Warranty of 4 years/50,000 miles to 15 years/150,000 miles (whichever occurs first) due to the following condition: • The fuel supply hose may have been inadvertently routed to where it could contact and chafe against the charge air pipe. Over time, the chafed area of the hose may allow fuel to leak and result in a brief perceptible fuel odor in or around the vehicle. A safety risk including the risk of fire, has been ruled out.

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

Fuel system

Vehicles listed
MERCEDES-BENZ A 2202019 to 2020
MERCEDES-BENZ CLA 2502020
MERCEDES-BENZ GLA 2502020
MERCEDES-BENZ GLB 2502020

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