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Service bulletins for the 2016 Western Star 4800

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.

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

By type

By component

Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
0607-192019-08-08. Service bulletin. ENGINE AND ENGINE COOLING. Service Information Bulletin to updated the Fuel Injector Harness sections and relocated to Engine Electrical section.
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.
SPN 3563 / FMI 22019-08-08. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT. HDEP GHG17 engines are not equipped with turbo wastegates. Steps in this troubleshooting involving wastegates were removed.
19TS-62019-08-08. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM; FUEL SYSTEM, DIESEL. The modified parked regeneration strategy has been standard on GHG17 units since the start of GHG17 production and was added to EPA10 and GHG14 units with a software update. The modified regeneration utilizes an improved strategy to clean the DOC inlet face and reduce downtime due to DOC face plugging.
0419-19SPN5210302019-08-08. Service bulletin. ENGINE AND ENGINE COOLING. Updates to troubleshooting guides in Diagnostic Link with newest version
18SP725Rev2019-08-07. Service bulletin. ENGINE; EQUIPMENT; FUEL SYSTEM, DIESEL. This service kit includes all necessary parts to replace the high pressure fuel rail feed lines, mounting bracket, P-clips and mounting hardware in the event one of these parts are loosened, removed or missing from the engine.
GHG172019-04-08. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. Letter to customer on Coverage Extension GHG17 After Treatment
aeoD18M22019-04-01. Service bulletin. EQUIPMENT:OTHER:LABELS; ENGINE AND ENGINE COOLING. Field Service Campaign D18M2 GHG17 GHG17 Detroit? DD13® Software Reprogramming and Emission Label Replacement for Motor Coach Industries, Inc. (MCI®)
18TS4Rev DD2019-04-01. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:BELTS AND ASSOCIATED PULLEYS. 18TS4Rev DD Heavy Duty Platform Accessory Drive Belt
sbw540652019-04-01. Service bulletin. ENGINE. GHG17 Heavy Duty Engine Platform Vehicle Dash Oil Pressure Gauge
sbw540652019-04-01. Service bulletin. ENGINE. GHG17 Heavy Duty Engine Platform Vehicle Dash Oil Pressure Gauge
Emission Recall2018-12-10. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. Emission Recall D18R5 GHG17 DD Platform Model Years 2016-2018 Software Reprogramming For California Onboard Diagnostics
D18M2 GHG17 Detr2018-12-10. Service bulletin. ENGINE AND ENGINE COOLING. Field Service Campaign D18M2 GHG17 Detroit? DD13® Software Reprogramming and Emission Label Replacement for Motor Coach Industries, Inc. (MCI®)
Aftertreamtent F2018-12-10. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; EQUIPMENT. Service Information Bulletin for Aftertreamtent Failure Guide
D17M1 GHG17 DD152018-12-10. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; FUEL SYSTEM, DIESEL; ENGINE AND ENGINE COOLING:ENGINE:DIESEL. Field Service Campaign: GHG17 DD15 Model Year 2016 Diesel Particulate Filter (DPF)
DOC-10333332018-10-29. Service bulletin. ELECTRICAL SYSTEM:WIRING; ENGINE; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT. SS 1033333 - WST ECC Replacement Jumper Harness Installation.
sbw20182018-06-25. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY. sbw2018 Western Star 4800 and 4900 Radiator Mounting
sbw540652018-06-18. Service bulletin. ENGINE; EQUIPMENT. GHG17 Heavy Duty Engine Platform Vehicle Dash Oil Pressure Gauge
fsbw420102018-06-18. Service bulletin. ENGINE AND ENGINE COOLING. fsbw42010 Inspection d'absence de fuites d'air par les transporteurs concessionnaires
fsbw420092018-06-18. Service bulletin. ENGINE AND ENGINE COOLING. fsbw42009 Diagnostic de fuite d'air
sbw20192018-06-11. Service bulletin. ENGINE AND ENGINE COOLING. sbw2019 Kysor Fan Clutch Rocking Runout Inspection
15TS32018-03-05. Service bulletin. ENGINE AND ENGINE COOLING. 15TS3 Detroit? Coolant Change From Nitrite Organic Acid Technology
15TS102018-03-05. Service bulletin. ENGINE AND ENGINE COOLING. 15TS10Rev DD Engine Platform Coolant Filter
sbw83262018-03-05. Service bulletin. ENGINE AND ENGINE COOLING. sbw8326 HVAC Blower Motor Noise
15-0092018-03-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ENGINE. 15-009 New Detroit Standard Diagnostic Times

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