RAM Promaster City 2015 — technical service bulletin
Bulletin 18-048-15 · NHTSA communication 10150604 · issued Jun 2, 2015
Technical service bulletin
communication type
Engine
component
2015
model years
1
vehicle entries
Official summary
Flash: 2.4L Powertrain Diagnostic And System Enhancements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. A small number of customers may experience the following symptoms below or a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs). ? P0171 - Fuel System 1/1 Lean. ? P050D - Cold Start Rough Idle. ? Increased RPM on start up. ? Reduced RPM when shifted into drive or reverse when cold.
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.