Chevrolet Kodiak 2004 — technical service bulletin
Bulletin 3208 · NHTSA communication 10010866 · issued Dec 15, 2004
Technical service bulletin
communication type
Fuel System, Gasoline
component
2004
model years
4
vehicle entries
Official summary
Certain 2004 6.6l lly duramax diesel engines may have an issue with the high pressure fuel lines that prevent them from achieving the proper torque upon reinstallation after a repair. *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.