Dodge Ram 3500 2011 — technical service bulletin
Bulletin 25-002-13 · NHTSA communication 10140083 · issued Feb 28, 2013
Technical service bulletin
communication type
Engine and Engine Cooling
component
2011
model years
2
vehicle entries
Official summary
MIL Illumination Due To P1C56 - NOx Sensor Intermittent - Bank 1 Sensor 2 This bulletin involves verifying excessive Diesel Exhaust Fluid (DEF) deposits in the decomposition tube collected and if present, replacing the Catalytic Converter Shield with a ?clam shell? shield with a metal exterior.This repair is to be performed in addition to diagnostics available in DEALERCONNECT > Service > Repair Information > TechCONNECT > 28 - DTC-Based Diagnostics > MODULE, Powertrain Control (PCM), DD/DP - Chassis Cab > Diagnosis and Testing > P1C56 - NOx SENSOR INTERMITTENT - BANK 1 SENSOR 2 Customer may e
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.