Technical Service Bulletins
Search 172,063 manufacturer communications covering 879 vehicle makes from 1955 to 2025.
Showing 526 bulletins for WESTERN STAR
WSTCAE143-2016
Aug 29, 2016
130000 VISIBILITY
Important Update for Parked HVAC System Options (CAE 143)
SF524AB
Aug 1, 2016
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
DAIMLER TRUCKS NORTH AMERICA LLC, ON BEHALF OF ITS WHOLLY OWNED SUBSIDIARY, WESTERN STAR TRUCKS SALES INC., IS INITIATING FIELD SERVICE CAMPAIGN SF524AB TO MODIFY THE VEHICLES MENTIONED ABOVE. CERTAIN VEHICLES ARE EXPERIENCING WATER LEAKS
WSTCAE140-2016
Jun 12, 2016
100000 POWER TRAIN
Eaton to Discontinue certain UltraShift PLUS LAS Automated Transmissions
WSTCAE139-2016
May 3, 2016
200000 WHEELS
WHEELS - Alcoa Ultra ONE TM Wheels Replace Certain Current Wheels
sbw2501
May 1, 2016
100000 POWER TRAIN
Vehicles equipped with an Eaton Fuller manual transmission may experience clutch release bearing failure due to a blocked throw-out grease hose.
sbw3215
May 1, 2016
160000 STRUCTURE
Some vehicles may have been incorrectly shimmed at the factory, and may lean slightly to the right or left. While this does not affect the operation of the vehicle, it may be visually unpleasing to many customers.
WSTCAE138-2016
Apr 25, 2016
060000 ENGINE AND ENGINE COOLING
ENGINE - Coolant Filter No Longer Standard with Cummins ISX. ADMINISTRATION - Description Changes to FGB-999 Data Code
WSTCAE137-2016
Mar 15, 2016
060000 ENGINE AND ENGINE COOLING
ENGINE RPM CONTROLS - New Detroit DD13, DD15, & DD16 Engine RPM Control Code. ADMINISTRATION - "Replacement Order" Process Considerations & Notifications
SF522
Mar 1, 2016
357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
Western Star 5700 HVAC Fresh Air Inlets
SF525
Mar 1, 2016
110000 ELECTRICAL SYSTEM
Certain vehicles equipped with a Webasto Air Top 2000 auxiliary heater specified an incorrect 7.5-amp fuse rating when a 15-amp fuse is required.
WSTCAE136-2015
Dec 18, 2015
060000 ENGINE AND ENGINE COOLING
ENGINE - Detroit GHG17 DD13/DD15 RPM Limits for Vocational Applications. AIR INTAKE SYSTEM - Air Cleaner Safety Elements Added for the 4700. ADMINISTRATION - CAE Holiday Schedule