Chevrolet Kodiak 2001–2004 — technical service bulletin
Bulletin 3239 · NHTSA communication 10011743 · issued Jan 31, 2005
Technical service bulletin
communication type
Engine and Engine Cooling
component
2001–2004
model years
12
vehicle entries
Official summary
Lb7 engine vibration miss or runs rough no diagnostic trouble code. This also includes lb7 c2 c3 c4 c5 d4 d5 e4 e5 k2 k3. *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.