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Service bulletins for the 2015 Western Star 5700

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.

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

By type

By component

Only bulletins with component: Exhaust and emissions are shown. Show all

Bulletins, newest first
TechTalk20392020-09-25. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE). Tech Talk Discussion for DD15 GHG14 EGR linkage hex nuts.
0107-19 GHG172019-08-08. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE); ENGINE AND ENGINE COOLING. Service Bulletin to testing of EGR Cooler Water Manifold Assembly in DD13 engines.
GHG172019-04-08. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. Letter to customer on Coverage Extension GHG17 After Treatment
0606-172019-04-08. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. SPN 3226 (ACM) (GHG17)
0609-172019-04-08. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. SPN 3226 (ACM) (GHG17)
GHG172019-04-01. Service bulletin. ENGINE; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. Letter to customer on Coverage Extension GHG17 After Treatment
Aftertreamtent F2018-12-10. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; EQUIPMENT. Service Information Bulletin for Aftertreamtent Failure Guide
DOC-10333152018-12-10. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. SS 1033315 - WST 5700 Exhaust Pipe Installation Bracket Improvements
owner18R32018-12-10. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. owner18R3 Emission Recall D18R3
GHG14 18R32018-12-10. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL; EQUIPMENT. GHG14_18R3_bulletin_07-MAY-2018a Emission Recall D18R3
0505-182018-12-10. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE. 0505-18 SPN 3563 HDEP Inlet manifold pressure Too Low
DOC-10333152018-10-29. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT. SS 1033315 - WST 5700 Exhaust Pipe Installation Bracket Improvements
owner18R32018-10-29. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. owner18R3 Emission Recall D18R3
GHG14-18R32018-10-29. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL; ENGINE AND ENGINE COOLING:ENGINE:DIESEL. GHG14-18R3 bulletin-07-MAY-2018a-Emission Recall D18R3
0315-172018-06-18. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE. GHG14 - Intake Manifold Pressure Too Low
0314-172018-06-18. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE. GHG14 Intake Manifold Pressure Too Low
0301-172018-06-18. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. 0301-17 Contaminated Fluids
0402-182018-06-18. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; ELECTRICAL SYSTEM. 0402-18 SPN 625 (CPC) (GHG14)
fsbw490192018-06-18. Service bulletin. FUEL SYSTEM, DIESEL; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. fsbw49019 Conduite sous pression de fluide pour échappement diesel (DEF) débranchée au niveau du raccordement du doseur
702-152018-06-11. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. 702-15 DD15 and DD16 Delphi © Exhaust Gas Recirculation Valve Actuator
0137-172018-04-16. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. 0137-17 SPN 3361 FMI 5 (ACM) (GHG17) SPN 3361 FMI 5 (ACM) (GHG14)
0115-172018-04-16. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. 0115-17 SPN 3226 (ACM) (EPA10;GHG14)
0106-172018-04-16. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE). 0106-17 SPN 520296 (MCM) (GHG14) and SPN 520296 (MCM) (GHG17)
1205-152018-03-13. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR. 1205-15 Selective Catalyst Reduction (SCR) Inlet Temperature Sensor
0514-162018-03-13. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE). Cleaning of the Exhaust Gas Recirculation Venturi Pipe Delta P Sensor Ports

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