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October 20, 2021 Service bulletin

Beacon Light Wiring Harness

Western Star technical service bulletin SS719-WST2021 for 2021-2022 Western Star 49X.

Bulletin number
SS719-WST2021
Component
Exterior lighting
Summary
Beacon Light Wiring Harness. Customer installed beacon lights intermittent operation, flicker, do not flash. XMC allows for up to 2amp lights to be used for beacon light installations, some beacon lights in the aftermarket installations are 5amp and greater.

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