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Service bulletins for the 2015 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.

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

By type

By component

Bulletins, newest first
0224-142018-01-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 0224-14 SPN 1590 FMI 9 - CPC- All Years February 2014
0237-142018-01-05. Service bulletin. ELECTRICAL SYSTEM:STARTER ASSEMBLY:SOLENOID. 0237-14 Engine Brake Solenoid
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
14TS212017-11-17. Service bulletin. POWER TRAIN. 14TS21 HDEP Camshaft Position Sensor Change
14TS202017-11-17. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. 14TS20 GHG14 Auto-Elevate Feature
810-142017-11-17. Service bulletin. POWER TRAIN:CLUTCH ASSEMBLY. 810-14 Clutch Position Sensor
804-142017-11-17. Service bulletin. ENGINE AND ENGINE COOLING. 804-14 FMI 16, 18 Intake Manifold Pressure Too high and low (Restricted Mode)
803-142017-11-17. Service bulletin. ENGINE. 803-14 FMI 16,18: Intake Manifold Pressure Too High and Low
811-142017-11-17. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. 811-14 FMI 7: Internal Error with the DT12 Shift Stalk Lever
812-142017-11-17. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. 812-14 FMI 3, 4: Engine Aux. Shutdown Input Failed High and Low
809-142017-11-17. Service bulletin. FUEL SYSTEM, DIESEL; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. 809-14 FMI 3, 4, 5, 31: Diesel Exhaust Fluid System Circuit Failed
802-142017-11-17. Service bulletin. FUEL SYSTEM, DIESEL; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. 802-14 FMI 3, 4: Diesel Exhaust Fluid Pressure Sensor Circuit Failed High and low
807-142017-11-17. Service bulletin. ENGINE AND ENGINE COOLING. 807-14 FMI 8 SCR Inlet Temperature Signal Spike
801-142017-11-17. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 801-14 FMI 19: RCM Message Not Received or Stopped Arriving
18SP7032017-11-17. Service bulletin. FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP; FUEL SYSTEM, GASOLINE. 18SP703 18SP703 - GHG14 KM63 GEN2 Low Pressure Fuel Pump-Two-Filter Fuel System Ki
14-017R2017-11-17. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 14-017R Revised: Detroit Addition of Admin Time
14-0292017-11-17. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 14-029 New Detroit Standard Diagnostic Times
14WO-92017-11-17. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 14WO-9_Warranty_Access Detroit New User Warranty Access Request
14-038A2017-11-17. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 14-038_New_SRTs Additional Detroit Standard Repair Times.
14-039A2017-11-17. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 14-039_additional_SDTs New Detroit Standard Diagnostic Times
14-040A2017-11-17. Service bulletin. ENGINE. 14-040_Additional_CLOs Additional Detroit CLOs for the Heavy Duty Engine Platform
14TL92017-11-17. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 14TL9 Special Tool Warranty Program.
14TL82017-11-17. Service bulletin. EQUIPMENT. 14TL8 TorcUP? Non-Impacting Torque Tool.

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