Dodge Challenger 2013 — technical service bulletin
Bulletin 21-014-14 · NHTSA communication 10218812 · issued Apr 16, 2014
Technical service bulletin
communication type
Power Train
component
2013
model years
4
vehicle entries
Official summary
Flash: Transmission Shift Enhancements This bulletin involves selectively erasing and reprogramming the Transmission Control Module (TCM) with new software. NOTE: This bulletin applies to the following vehicles: Wrangler vehicles equipped with the WA580 Automatic Transmission (Sales Code DGJ) Challenger vehicles equipped with either the 3.6L engine (Sales Code ERB) or the 6.4L Engine (Sales Code ESH or ESG) and the WA580 Automatic Transmission (.Sales Code DGJ) Durango vehicles equipped with the 3.6L engine (Sales Code ERB) and the WA580 Automatic Transmission (Sales Code DGJ) Grand Cherokee v
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.