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Service bulletin WSTCAE176-2020

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 id10193767
Published by NHTSA2021-05-18
Manufacturer's numberWSTCAE176-2020
Manufacturer's date2020-08-20
NHTSA componentTRAILER HITCHES; EQUIPMENT; STRUCTURE:FRAME AND MEMBERS

NHTSA's summary

Removable Front Tow Hook Changes

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

Body and frame, Equipment and accessories, Trailer hitch

Vehicles listed
WESTERN STAR 47002018, 2019, 2020, 2021
WESTERN STAR 57002018, 2019, 2020, 2021

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

Recalls for the same vehicles and component
22V3380002022-05-16. EQUIPMENT:OTHER:LABELS
20205512020-11-12. Structure
20V6340002020-10-14. EQUIPMENT:OTHER:LABELS; TIRES
20V2110002020-04-10. EQUIPMENT:OTHER:LABELS
20195522019-11-04. Structure
20195082019-10-10. Structure
19V7220002019-10-10. STRUCTURE:BODY:DOOR
20173572017-07-18. Structure
17V4520002017-07-17. EQUIPMENT

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
SBW54-0742022-02-05. Service bulletin. Revised Western Star Service Bulletin for Pana-Pacific 540 Radio Controls Not Operating Normally. Minor note: added an update of document previously submitted. The related VMRS codes are added
WSTCAE180-20202021-05-18. Service bulletin. Portland Truck Plant Paint Changes
WSTCAE177-20202021-05-18. Service bulletin. Meritor Transfer Case Updates
WSTCAE172-20202021-05-18. Service bulletin. Tractor Reflective Devices
WSTCAE171-20192021-05-18. Service bulletin. Allison FuelSense 2.0
WSTCAE170-20192021-05-18. Service bulletin. New Valeo A/C Compressor
WSTCAE161-20172021-05-18. Service bulletin. Volume-Based Rectangular Fuel Tank Change
SBW980032021-05-10. Service bulletin. Paint Peeling, Hood.
TechTalk238642021-05-05. Service bulletin. Tech Talk discussion on a belt stretch tool sent to service techs.
WI21-0082021-04-23. Service bulletin. Warranty Information Letter announcing DTNA is adjusting the Standard Repair Times (SRTs) shown. The updated times will be applied to repair orders opened on or after April 5, 2021.