Dodge Ram 2500 2012 — technical service bulletin
Bulletin 18-097-15 · NHTSA communication 10160011 · issued Dec 2, 2015
Technical service bulletin
communication type
Structure
component
2012
model years
2
vehicle entries
Official summary
Flash: 5.7L Powertrain Diagnostic And System Enhancements This bulletin involves reprogramming the Powertrain Control Module (PCM) with updated software. During normal diagnostics a technician may find Diagnostic Trouble Code (DTC) U0140 - Lost Communication With Body Control Module (BCM) and when attempting to clear from the PCM with a Scan Tool (wiTECH) will be unsuccessful to do so.
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.