# Service bulletins for the 2006 Western Star 4800

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.

9 bulletins from NHTSA, as of 2026-10-19.

- [CALWS83\-001REV](/bulletins/10205885.md), 2022-01-04, Service bulletin: VISIBILITY. 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\-030](/bulletins/10202728.md), 2021-11-03, Service bulletin: VISIBILITY. 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\-001](/bulletins/10201680.md), 2021-09-29, Service bulletin: ELECTRICAL SYSTEM; VISIBILITY. 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.
- [SS1033094](/bulletins/10195575.md), 2021-06-09, Service bulletin: FUEL SYSTEM, GASOLINE; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:MANIFOLD PRESSURE \(MAP\) SENSOR. Service Solution SS 1033094 KUS Float Tube Fuel Level Sensor Inform...
- [SBW35\-018](/bulletins/10184788.md), 2020-12-30, Service bulletin: POWER TRAIN. Western Star Service Bulletin for Axle Flange Gasket Replaced with O\-Ring. Daimler Trucks North America has released a new axle shaft to hub rubber O\-ring \(part number 11\-30728\-000\) as a replacement for the paper gasket \(part number 11\-14418\-000\). The new O\-ring will provide better sealing and is reusable. It is quicker and easier to use compared to the paper gasket, because using a paper gasket requires cleaning the hub when the axle shaft is removed.
- [20TS\-01](/bulletins/10170603.md), 2020-01-22, Service bulletin: ENGINE AND ENGINE COOLING; EQUIPMENT ADAPTIVE/MOBILITY. Technical Service Letter for DDC Series 60 engines concerning Series 60 Cylinder Head Resurfacing/Finish. Detroit Diesel does not recommend third party resurfacing of Series 60 cylinder heads \(outside of Detroit and Detroit Reman\).
- [SS1034621](/bulletins/10170323.md), 2020-01-21, Service bulletin: SUSPENSION. Service Solution for Western Star vehicles equipped with Hendrickson AIRTEK Axles experiencing a Harsh Ride.
- [sb54313](/bulletins/10163575.md), 2019-08-06, Service bulletin: ELECTRICAL SYSTEM. Service Bulletin provided to customers regarding installation of a new MCM 21\-pin jumper harness.
- [sbw0015](/bulletins/10160770.md), 2019-06-03, Service bulletin: SUSPENSION. Service Bulletin\- sbw0015 Vibration and Harsh Ride Troubleshooting

JSON: [/v1/vehicles/2006_western-star_4800/bulletins](/v1/vehicles/2006_western-star_4800/bulletins)

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