Chevrolet B7 1990–1999 — technical service bulletin
Bulletin 990525004 · NHTSA communication 6089156 · issued Oct 1, 1999
Technical service bulletin
communication type
Exterior Lighting
component
1990–1999
model years
34
vehicle entries
Official summary
Concerns with intermittent multifunction alarm activation. *tt
Vehicles covered
- 1993 Chevrolet B7
- 1994 Chevrolet B7
- 1995 Chevrolet B7
- 1996 Chevrolet B7
- 1997 Chevrolet B7
- 1998 Chevrolet B7
- 1999 Chevrolet B7
- 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
- 1993 GMC B7
- 1994 GMC B7
- 1995 GMC B7
- 1996 GMC B7
- 1997 GMC B7
- 1998 GMC B7
- 1999 GMC B7
- 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
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.