2001 Western Star 4900 TSBs
2 Technical Service Bulletins across 1 categories
Fuel System
2 bulletins10052270
WESTERN STAR: FUEL TANKS ROTATING IN SADDLES.
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ANTI-SLIP MATERIAL MAY NEED TO BE INSTALLED, OR AN ADDITIONAL STRIP OF RUBBER. *JS
10044353
WESTERN STAR: AROUND THE DIESEL EXHAUST FLUID (DEF) AN EXCESSIVE AMOUNT OF CRYSTAL OR POWDER BUILT UP INDICATES A LEAK...
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CAUSED BY EVAPORATION OF DEF EXPOSED TO AIR AND/OR DAMPNESS. *PE