Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the...
Ram technical service bulletin 18-056-19 REV. A for 2019 Ram 2500 and 2019 Ram 3500.
- Bulletin number
- 18-056-19 REV. A
- Component
- Power train: automatic transmission: control module (TCM/PCM/tecm)
- Summary
- Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. The customer may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following DiagnosticTrouble Code (DTC) has been set:P0456 - EVAP System Small Leak. In addition, the customer may notice one or more of the following conditions:Vehicle hesitation or surge at low vehicle speeds. Engine hesitation when turning steering wheel to end stop. Powertrain bump or hesitation around 16-24 kph (10-15 mph) vehicle speed. Maybe reported as rough or harsh transmission shifting in the same vehicle speed range.
Owners of these vehicles have filed 47 complaints in the transmission category.
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