Chevrolet Colorado 2004 — technical service bulletin
Bulletin 3197 · NHTSA communication 10010648 · issued Dec 4, 2004
Technical service bulletin
communication type
Visibility
component
2004
model years
2
vehicle entries
Official summary
Vibration at all speeds damaged transmission tailshaft bushing cracked exhaust at catalytic converter. *eh
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.