WenmarOpen by Wenmar Pro

Service bulletin WSTCAE170-2019

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 id10193761
Published by NHTSA2021-05-18
Manufacturer's numberWSTCAE170-2019
Manufacturer's date2019-01-17
NHTSA componentEQUIPMENT; EQUIPMENT:APPLIANCE:AIR CONDITIONER; VISIBILITY

NHTSA's summary

New Valeo A/C Compressor

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, Glass, wipers and mirrors, Heating and air conditioning

Vehicles listed
WESTERN STAR 47002019
WESTERN STAR 48002019
WESTERN STAR 49002019
WESTERN STAR 57002019
WESTERN STAR 69002019

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

Recalls for the same vehicles and component
19V7920002019-11-04. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:REAR WINDOW

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
SBW83-0302022-07-02. Service bulletin. Updated Western Star Service Bulletin for HVAC Actuator Replacement
SBW83-0302022-06-04. Service bulletin. Western Star Service Bulletin for HVAC Actuator Replacement. The wiring harness of the actuator of the fresh air recirculation door on Western Star vehicles equipped with Red Dot HVAC systems should be inspected for signs of water intrusion and corrosion.
CALWS83-001REV2022-01-04. Service bulletin. HVAC Actuator Wiring Harness. Revision History: Service kit part number changed from RDH RD5 17147 0 to WWS RD-3-9069-0 on 12/9/21. The wiring harness of the actuator of the fresh air recirculation door, shown in Fig. 1, on Western Star vehicles equipped with Red Dot HVAC systems should be inspected for signs of water intrusion and corrosion.
ICI21-0302021-11-03. Service bulletin. SF626 Western Star Window Replacement Inspection Notification. This letter is to inform you that Field Service Campaign SF626 Western Star Window Replacement Inspection Notification campaign was released.
CALWS83-0012021-09-29. Service bulletin. Customer Advisory Letter for HVAC Actuator Wiring Harness. The wiring harness of the actuator of the fresh air recirculation door, shown in Fig. 1, on Western Star vehicles equipped with Red Dot HVAC systems should be inspected for signs of water intrusion and corrosion.
CALWS49-0012021-05-25. Service bulletin. Customer Advisory Letter on ATD Inlet Pipe Bellows Assembly
WSTCAE180-20202021-05-18. Service bulletin. Portland Truck Plant Paint Changes
WSTCAE177-20202021-05-18. Service bulletin. Meritor Transfer Case Updates
WSTCAE176-20202021-05-18. Service bulletin. Removable Front Tow Hook Changes
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.