Chevrolet Kodiak 2001–2005 — technical service bulletin
Bulletin 3422 · NHTSA communication 10017303 · issued Nov 2, 2005
Technical service bulletin
communication type
Fuel System, Gasoline
component
2001–2005
model years
17
vehicle entries
Official summary
Duramax diesel pilot to main injection fuel knock noise. *tt
Vehicles covered
- 2001 Chevrolet Kodiak
- 2003 Chevrolet Kodiak
- 2004 Chevrolet Kodiak
- 2005 Chevrolet Kodiak
- 2001 Chevrolet Silverado
- 2002 Chevrolet Silverado
- 2003 Chevrolet Silverado
- 2004 Chevrolet Silverado
- 2005 Chevrolet Silverado
- 2001 GMC Sierra
- 2002 GMC Sierra
- 2003 GMC Sierra
- 2004 GMC Sierra
- 2005 GMC Sierra
- 2003 GMC Topkick
- 2004 GMC Topkick
- 2005 GMC Topkick
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.