Chevrolet Silverado 2002–2004 — technical service bulletin
Bulletin 02116 · NHTSA communication 10007447 · issued Jan 1, 2004
Technical service bulletin
communication type
Power Train
component
2002–2004
model years
6
vehicle entries
Official summary
Highway speed vibration on k2500hd 4wd vehicles equipped with a 4l80e automatic transmission. *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.