Chevrolet Silverado 2001–2002 — technical service bulletin
Bulletin 020730011 · NHTSA communication 631259 · issued Mar 1, 2002
Technical service bulletin
communication type
Power Train
component
2001–2002
model years
10
vehicle entries
Official summary
Subject regarding, 2001-2002 chevrolet and gmc c/k pickup and utility models, diagnostics for possible gear indicator concerns. *slc
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.