Dodge Ram 2004 — technical service bulletin
Bulletin 1802104 · NHTSA communication 10007936 · issued May 4, 2004
Technical service bulletin
communication type
Electrical System
component
2004
model years
1
vehicle entries
Official summary
Malfunction indicator lamp (mil) illlumination diagnostic trouble codes p0401, p0403, p0404, p0405, p0406. *mj
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.