Chevrolet Kodiak 2001–2005 — technical service bulletin
Bulletin 020601023C · NHTSA communication 10012750 · issued Nov 1, 2004
Technical service bulletin
communication type
Engine and Engine Cooling
component
2001–2005
model years
16
vehicle entries
Official summary
Oil leak at cooler to engine block mating surface. *eh
Vehicles covered
- 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.