Chevrolet Silverado 1999 — technical service bulletin
Bulletin 865022 · NHTSA communication 602980 · issued Oct 1, 1998
Technical service bulletin
communication type
Service Brakes, Hydraulic
component
1999
model years
2
vehicle entries
Official summary
Comments of a clunk or a thump noice from rear of vehicle when brakes are applied.
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.