RAM 2500 2013–2015 — technical service bulletin
Bulletin 68085740A · NHTSA communication 10151721 · issued Oct 28, 2015
Technical service bulletin
communication type
Engine and Engine Cooling
component
2013–2015
model years
9
vehicle entries
Official summary
Part Description: Engine Out NOx Sensor 1/1, System Out NOx Sensor 1/2 Issue Description: If you receive a DJ/D2 with a MIL illumination and DTC P229F, please do not replace any parts at this time. Cummins Engineering is currently investigating the root cause of the concern and is requesting to visit a dealership with this DTC to gather valuable information. Please contact Christine Donegan at (866) 799-1692 ext 1257~ If causal part replacement is the System Out NOx sensor (Bank 1, Sensor 2) PNs 68085740AA, or 68197109AA, please file claim under LOP 250810. If for the Engine Out NOx Sensor (Ba
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.