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Service bulletin sb49038

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 id10141743
Published by NHTSA2018-06-18
Manufacturer's numbersb49038
Manufacturer's date2018-02-26
NHTSA componentFUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY:FILLER PIPE AND CAP; EQUIPMENT:MECHANICAL

NHTSA's summary

sb49038 Magnetized Fill Neck for Six-Gallon DEF TanksB

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, Fuel system, Fuel tank

Vehicles listed
FREIGHTLINER 108SD2017, 2018, 2019
FREIGHTLINER 114SD2017, 2018, 2019
FREIGHTLINER BUSINESS CLASS M22017 to 2019
FREIGHTLINER CASCADIA2017, 2018, 2019

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

Other bulletins for the same vehicles and component
0607-172019-04-08. Service bulletin. SPN 96 (MCM) (GHG17)
0312-172018-06-18. Service bulletin. (MCM) GHG17
0320-172018-06-18. Service bulletin. (MCM)(GHG17)
sb49372018-06-18. Service bulletin. sb4937 2013 OBD GHG14, 6-Gallon DEF Header Suction Line Connection Broken by Ice PressureB
0127-172018-04-16. Service bulletin. 0127-17 SPN 1077 FMI 14 (GHG14) (GHG17) (MCM)