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March 9, 2017 Service bulletin

Training Solutions for Fuel Leak Found at High Pressure Fuel Pump Weep Hole for Heavy Duty DD Engines

Freightliner technical service bulletin TS1033014 for 2010-2021 Freightliner Cascadia, 2010-2021 Freightliner Business Class M2 and 2010-2021 Western Star 4900 and others.

Bulletin number
TS1033014
Component
Equipment
Summary
Training Solutions for Fuel Leak Found at High Pressure Fuel Pump Weep Hole for Heavy Duty DD Engines. Occasionally we see trucks come in with fuel leaking from the high pressure fuel pump weep hole. This is NOT a defect in the pump and further diagnostics need to be performed to find the root cause.

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