Dodge Durango 2014 — technical service bulletin
Bulletin 21-003-14 · NHTSA communication 10136956 · issued Feb 14, 2014
Technical service bulletin
communication type
Electrical System
component
2014
model years
1
vehicle entries
Official summary
Flash: Vehicle Drivability and Shift Quality Improvements This bulletin involves flash reprogramming of the Transmission Control Module (TCM) with new software. Customers may indicate that the vehicle drivability and shift quality may not meet their expectations while in ECO Mode.
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.