Isuzu Ascender 2005–2008 — technical service bulletin
Bulletin 0704004 · NHTSA communication 10023651 · issued Dec 1, 2007
Technical service bulletin
communication type
Service Brakes, Air
component
2005–2008
model years
4
vehicle entries
Official summary
Abs light on, dtc c0040 stored. *nj
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.