Dodge Ram 1500 2006–2007 — technical service bulletin
Bulletin 0300107 · NHTSA communication 10022418 · issued Jul 21, 2007
Technical service bulletin
communication type
Power Train
component
2006–2007
model years
2
vehicle entries
Official summary
4wd system may not engage or disengage as desired with (serv 4wd) message illuminated. *kb
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.