Chevrolet Silverado 1999–2002 — technical service bulletin
Bulletin 131101 · NHTSA communication 628117 · issued Nov 13, 2001
Technical service bulletin
communication type
Power Train
component
1999–2002
model years
8
vehicle entries
Official summary
Information on 4-wheel drive extended cab, short bed vehicles with 4-wheel drive extended cab, short bed with a bump or clunk on stop or acceleration. *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.