P2084 on the 2015 Mack LR
The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.
Nobody has written a description of this code yet.
| K10136130 | 2018-08-20. Service bulletin. Diagnostic Trouble Codes ( DTC ) P2080, P2084, P242B Lighting The Malfunction Indicator Lamp ( MIL ) - US14+OBD13 And OBD15 Emissions (Commonly Model Years 2015 And 2016) |
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| K03573329 | 2018-04-23. Service bulletin. Diagnostic Trouble Codes ( DTC ) P2080, P2084, P242B Lighting The Malfunction Indicator Lamp ( MIL ) - US14+OBD13 And OBD15 Emissions (Commonly Model Years 2015 And 2016) |
2 on file from NHTSA, as of 2026-10-19. See them in the bulletin list. A bulletin lists model years: read the document for which vehicles it concerns.