Service bulletins for the 2017 Mack LR
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.
245 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
Only bulletins with component: Catalytic converter are shown. Show all
| K18304613 | 2018-05-29. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR. Mack Chassis - Diagnostic Trouble Code ( DTC ) P249C Intermittently Lighting The Malfunction Indicator Lamp ( MIL ) - OBD15 And US14+OBD16 (Non-Common Rail Fuel System) Chassis |
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| K15325424 | 2018-05-29. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS; ELECTRICAL SYSTEM:SOFTWARE. Mack Chassis - Diagnostic Trouble Code ( DTC ) P026C Lighting The Malfunction Indicator Light ( MIL ) - US14+OBD13, US14+OBD15 And US14+OBD16 - Commonly Model Years 2015 To 2017 (Non-Common Rail Fuel System) Chassis |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.