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Service bulletins for the 2012 Western Star 4700

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.

644 on file from NHTSA, as of 2026-10-19.

By type

By component

By topic

Bulletins, newest first
15TL212018-01-05. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. 15TL21 GHG17 Diagnostic Connector Update
901-152018-01-05. Service bulletin. ENGINE. 901-15 Oil Breather Vent
15-0292018-01-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. _Warranty Recognition Program - Coming Soon
0239-142018-01-05. Service bulletin. FUEL SYSTEM, GASOLINE. 0239-14 High Pressure Fuel Injector Lines - Three-Filter System
0238-142018-01-05. Service bulletin. FUEL SYSTEM, GASOLINE. 0238-14 Removal of the High Pressure Fuel Injector Lines - Two-Filter
0217-142018-01-05. Service bulletin. FUEL SYSTEM, GASOLINE. 0217-14 Installation of the Fuel Injector Cup
0228-142018-01-05. Service bulletin. ENGINE. 0228-14 Engine Oil Leaks - Oil Dye Method
0219-142018-01-05. Service bulletin. FUEL SYSTEM, OTHER. 0219-14 Metal in Fuel
0229-142018-01-05. Service bulletin. ENGINE. 0229-14 Symptom Based Diagnostics - Oil Separator
0202-142018-01-05. Service bulletin. FUEL SYSTEM, OTHER. 0202-14 Symptom Diagnostics - Hard Start No Start - Two-Filter Fuel System
0215-142018-01-05. Service bulletin. FUEL SYSTEM, OTHER. 0215-14 Check for Rough Running or Stalling - Three-Filter Fuel System
0233-142018-01-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 0233-14 SPN 51 FMI 2 - All Years
0224-142018-01-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 0224-14 SPN 1590 FMI 9 - CPC- All Years February 2014
0201-142018-01-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 0201-14 SPN 1761 FMI 3, 4 (ACM2-EPA10) (ACM2.1-GHG14)
0207-142018-01-05. Service bulletin. FUEL SYSTEM, DIESEL; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. 0207-14 SPN 3031 FMI 3, 4 (ACM) (EPA10 - GHG14)
0226-142018-01-05. Service bulletin. EQUIPMENT:ELECTRICAL. 0226-14 SPN 3216 FMI 3, 4 (ACM2)(EPA10)
0216-142018-01-05. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; FUEL SYSTEM, DIESEL. 0216-14 SPN 3363 FMI 1 - ACM - EPA10 - GHG14
0222-142018-01-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 0222-14 SPN 4334 FMI 7 (ACM) (EPA10)
0227-142018-01-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 0227-14 SPN 4335 FMI 7 - EPA10
0230-142018-01-05. Service bulletin. FUEL SYSTEM, DIESEL. 0230-14 SPN 4375 FMI 6 - EPA10
0237-142018-01-05. Service bulletin. ELECTRICAL SYSTEM:STARTER ASSEMBLY:SOLENOID. 0237-14 Engine Brake Solenoid
0218-142018-01-05. Service bulletin. FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP; FUEL SYSTEM, DIESEL. 0218-14 GHG14 Diesel Exhaust Fluid Pump Module Filter
54-572018-01-05. Service bulletin. ELECTRICAL SYSTEM. 54-57 - Powernet Troubleshooting Guide: Batteries, Path, Alternator, and Starter
49-132018-01-05. Service bulletin. EQUIPMENT. 49-13 - DEF Return Line Fitting Heater, 6-Gallon Tanks
49-142018-01-05. Service bulletin. ENGINE AND ENGINE COOLING. 49-14 - DEF Tank Coolant Valve O-Ring Kit

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.