Chevrolet Trailblazer 2004 — technical service bulletin
Bulletin 01707 · NHTSA communication 10006406 · issued Jan 1, 2004
Technical service bulletin
communication type
Power Train
component
2004
model years
3
vehicle entries
Official summary
C0379 sets after overnight cold temperature start up. *tt
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.