Chevrolet C/K Series 2002–2003 — technical service bulletin
Bulletin 021103 · NHTSA communication 10002540 · issued Feb 11, 2003
Technical service bulletin
communication type
Unknown OR Other
component
2002–2003
model years
3
vehicle entries
Official summary
Emerging issues seminar onthe idl broadcast system. *tt
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.