Jeep Commander 2007 — technical service bulletin
Bulletin 1804007 · NHTSA communication 10022415 · issued Jul 17, 2007
Technical service bulletin
communication type
Fuel System, Gasoline
component
2007
model years
2
vehicle entries
Official summary
Mil illumination due to dtc p1128, p1129 when vehicle is operated with a 38% to 40% ethanol fuel blend. *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.