Dodge Ram 2500 2012–2016 — technical service bulletin
Bulletin 68210071A$ · NHTSA communication 10121737 · issued Aug 31, 2016
Technical service bulletin
communication type
Engine
component
2012–2016
model years
15
vehicle entries
Official summary
Intake Grid Heater Grid Heater Relay 2012 - 2016 6.7L Cummins engines with Intake Heater issues or DTC P2609 and P0542, please replace the Intake Heater Grid and Relay as a set. 68210071A$ (relay) and 05187880A$ (grid). Inspect electrical cable between the heater grid and relay for signs of possible overheating. Replace cable as necessary.
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.