Chevrolet Express 2000–2004 — technical service bulletin
Bulletin 01222A · NHTSA communication 10007278 · issued Jan 1, 2004
Technical service bulletin
communication type
Power Train
component
2000–2004
model years
20
vehicle entries
Official summary
Repeat rear axle hub seal leak. *tt
Vehicles covered
- 2000 Chevrolet Express
- 2001 Chevrolet Express
- 2002 Chevrolet Express
- 2003 Chevrolet Express
- 2004 Chevrolet Express
- 2000 Chevrolet Silverado
- 2001 Chevrolet Silverado
- 2002 Chevrolet Silverado
- 2003 Chevrolet Silverado
- 2004 Chevrolet Silverado
- 2000 GMC Savana
- 2001 GMC Savana
- 2002 GMC Savana
- 2003 GMC Savana
- 2004 GMC Savana
- 2000 GMC Sierra
- 2001 GMC Sierra
- 2002 GMC Sierra
- 2003 GMC Sierra
- 2004 GMC Sierra
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.