Chevrolet B7 1990–1997 — technical service bulletin
Bulletin 666307 · NHTSA communication 52586 · issued Mar 1, 1997
Technical service bulletin
communication type
Fuel System, Gasoline
component
1990–1997
model years
23
vehicle entries
Official summary
Diesel engine - engine low power in cold weather (replace primary fuel filter). *tw
Vehicles covered
- 1990 Chevrolet B7
- 1991 Chevrolet B7
- 1992 Chevrolet B7
- 1993 Chevrolet B7
- 1994 Chevrolet B7
- 1995 Chevrolet B7
- 1996 Chevrolet B7
- 1997 Chevrolet B7
- 1997 Chevrolet C Series
- 1990 Chevrolet Kodiak
- 1991 Chevrolet Kodiak
- 1992 Chevrolet Kodiak
- 1993 Chevrolet Kodiak
- 1994 Chevrolet Kodiak
- 1995 Chevrolet Kodiak
- 1996 Chevrolet Kodiak
- 1990 GMC Topkick
- 1991 GMC Topkick
- 1992 GMC Topkick
- 1993 GMC Topkick
- 1994 GMC Topkick
- 1995 GMC Topkick
- 1996 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.