WenmarOpen by Wenmar Pro

Service bulletin SBW49-020

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 id10208391
Published by NHTSA2022-03-03
Manufacturer's numberSBW49-020
Manufacturer's date2022-02-15
NHTSA componentENGINE AND ENGINE COOLING

NHTSA's summary

Western Star Service Bulletin for DEF Connector Reinforcement Caps

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

Engine

Vehicles listed
WESTERN STAR 47002014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022
WESTERN STAR 49002014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022
WESTERN STAR 57002014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022
WESTERN STAR 69002014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022

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

Recalls for the same vehicles and component
18V5810002018-08-30. ENGINE AND ENGINE COOLING:ENGINE:DIESEL
16V4160002016-06-09. ENGINE AND ENGINE COOLING:ENGINE:DIESEL
20162852016-06-06. Engine
20154842015-10-16. Engine
15V6200002015-10-02. ELECTRICAL SYSTEM:IGNITION:MODULE; ENGINE AND ENGINE COOLING:ENGINE

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
CXA 03_26_Surge Tank2026-04-02. Other. CX Advocate for discolored coolant surge tanks (24CSA-20)
CXA_10_25_Conmet Oil Pan2025-11-05. Other. CX Advocate for ConMet Oil Pan Insert Additional Issues
CXA_9_25_Tech Questions2025-10-03. Other. CX Advocate for technical questions/issues raised
CXA_8_25_Tech Questions2025-09-02. Other. CX Advocate for technical questions/issues raised
24CSA-19Rev2025-09-02. Other. Revised Customer Service Annoucement for No Trouble Found Heavy Duty Engine Product (HDEP) Oil Separator Leaks
CXA 4_25_DPF Outlet Temp2025-05-02. Other. CX Advocate for DPF Outlet Temp High Gen5 DD15 ENGINES
CXA 3_25_NOx2025-04-02. Other. CX Advocate for NOx conversion low faults
CXA 3_25_DPF Outlet Temp2025-04-02. Other. CX Advocate for DPF Outlet Temp High Gen5 DD15 ENGINES
CXA 2_25_Turbo Oil Drain2025-03-04. Other. CX Advocate for turbo oil drain cracking
CXA 2_25_NOx2025-03-04. Other. CX Advocate for NOx conversion low faults