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Service bulletins for the 2016 Western Star 4900

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.

718 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
0107-172018-04-16. Service bulletin. ENGINE. 0107-17 Diagnostic Test - Engine Oil Leaks - Oil Developer Method
15TS42018-03-13. Service bulletin. ENGINE AND ENGINE COOLING. 15TS4_Rev2_ EPA07 DD15 Piston Kits
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
0507-162018-03-13. Service bulletin. ENGINE. FMI 5 Oil Pressure Sensor Stuck High
0502-162018-03-13. Service bulletin. ENGINE. FMI 3 Engine Oil Pressure Sensor Circuit Failed High
0504-162018-03-13. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:OTHER FUEL TYPES:TURBO/SUPERCHARGER. Inspection of the DD13 Turbocharger
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
sbw20232018-03-05. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY. sbw2023 Modine Copper/Brass Bolted Downflow Radiator Rebuilding
15TS132018-03-05. Service bulletin. ENGINE. 15TS13 DD Platform Oil Filter Bypass Valve
501-152018-03-05. Service bulletin. ENGINE. 501-15 Engine Lifter Brackets
506-152018-03-05. Service bulletin. ENGINE AND ENGINE COOLING. 506-15 Air Compressor Coolant Lines
512-152018-03-05. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. 512-15 GHG14 DD15 AT Exhaust Gas Recirculation Actuator Pull Rod
503-152018-03-05. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. 503-15 DD13 Exhaust Gas Recirculation Valve Actuator
502-152018-03-05. Service bulletin. FUEL SYSTEM, GASOLINE; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. 502-15 Exhaust Gas Recirculation Actuator Lever
sbw83262018-03-05. Service bulletin. ENGINE AND ENGINE COOLING. sbw8326 HVAC Blower Motor Noise
sbw20242018-03-05. Service bulletin. ENGINE AND ENGINE COOLING. sbw2024 OAT Coolant Replaces NOAT Coolant in Detroit Engines
304-152018-03-05. Service bulletin. ENGINE. 304-15 Diagnostic Tests
303-152018-03-05. Service bulletin. FUEL SYSTEM, OTHER; ENGINE. 303-15 Contaminated Fluids
308-152018-03-05. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER; ENGINE AND ENGINE COOLING:ENGINE:OTHER FUEL TYPES:TURBO/SUPERCHARGER. 308-15 Symptom Diagnostics - Oil Present at the Turbocharger Compressor
323-152018-03-05. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:BELTS AND ASSOCIATED PULLEYS. 323-15 Symptom Diagnostics ? Noise
306-152018-03-05. Service bulletin. ENGINE; FUEL SYSTEM, DIESEL. 306-15 SPN 3246 (ACM)(EPA10;GHG14)
321-152018-03-05. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. 321-15 SPN 4364 (ACM) (GHG14)
320-152018-03-05. Service bulletin. FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. 320-15 SPN 4374 (ACM) (GHG14)

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