Isuzu Ascender 2003–2007 — technical service bulletin
Bulletin 0711001 · NHTSA communication 10021290 · issued Jan 1, 2007
Technical service bulletin
communication type
Engine and Engine Cooling
component
2003–2007
model years
5
vehicle entries
Official summary
4.2l ll8 engine - flashing and/or mil light, rough idle, misfires dtc's p0300, p0301, p0302, p0303, p0304, p0305, p0306. *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.