Chevrolet Silverado 2005–2007 — technical service bulletin
Bulletin 4223 · NHTSA communication 10021020 · issued Feb 22, 2007
Technical service bulletin
communication type
Tires
component
2005–2007
model years
10
vehicle entries
Official summary
Bridgestone duravis tire chip and tear issue. *kb
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.