2001 WESTERN STAR 4800 TSBs (3)

Bulletin:: SB-49-12
Component:: 061200 engine and engine cooling:engine:diesel
Summary:: Western star: around the diesel exhaust fluid (def) an excessive amount of crystal or powder built up indicates a leak caused by evaporation of def exposed to air and/or dampness. *pe
Bulletin:: SB-54-58
Component:: 115000 electrical system:fuses and circuit breakers
Summary:: Western star: instructions provided to help reduce vibration on power distribution modules (pdm), to prevent cracking of fuses on horizontally mounted powertrain. *pe updated 03/02/15*lj
Bulletin:: 98-1
Component:: 160000 structure
Summary:: 98-1 - paint finish standards