Chevrolet Express 1997–1999 — technical service bulletin
Bulletin 3339 · NHTSA communication 10017184 · issued Oct 27, 2005
Technical service bulletin
communication type
Structure
component
1997–1999
model years
6
vehicle entries
Official summary
Water intrusion at right or left a-pillar. *sc
Vehicles covered
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.