Chevrolet Avalanche 2002 — technical service bulletin
Bulletin 261001 · NHTSA communication 628033 · issued Oct 26, 2001
Technical service bulletin
communication type
Structure
component
2002
model years
1
vehicle entries
Official summary
Some vehicles with roof racks may exhibit staining and the appearance of corrosion in the areas of the rubber seals that run along the sides of the roof panel above both doors. *tt
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.