Chevrolet C Series 1990–2001 — technical service bulletin
Bulletin 010604037 · NHTSA communication 623445 · issued Jun 1, 2001
Technical service bulletin
communication type
Fuel System, Gasoline
component
1990–2001
model years
28
vehicle entries
Official summary
Some customers may comment on inoperative secondary fuel tank transfer pumps. *tt
Vehicles covered
- 1990 Chevrolet C Series
- 1991 Chevrolet C Series
- 1992 Chevrolet C Series
- 1993 Chevrolet C Series
- 1994 Chevrolet C Series
- 1995 Chevrolet C Series
- 1996 Chevrolet C Series
- 1997 Chevrolet C Series
- 1998 Chevrolet C Series
- 1999 Chevrolet C Series
- 2000 Chevrolet C Series
- 2001 Chevrolet C Series
- 1997 Chevrolet T Series
- 1998 Chevrolet T Series
- 1999 Chevrolet T Series
- 2000 Chevrolet T Series
- 1990 GMC C Series
- 1991 GMC C Series
- 1992 GMC C Series
- 1993 GMC C Series
- 1994 GMC C Series
- 1995 GMC C Series
- 1996 GMC C Series
- 1997 GMC C Series
- 1998 GMC C Series
- 1999 GMC C Series
- 2000 GMC C Series
- 2001 GMC C Series
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.