Chevrolet Avalanche 2002 — technical service bulletin
Bulletin 260601 · NHTSA communication 623503 · issued Jun 26, 2001
Technical service bulletin
communication type
Visibility
component
2002
model years
1
vehicle entries
Official summary
Vehicles equipped with sunroof and the optional or accessory roof rack package can generate wind noise when the sunroof is open. *jb
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.