Chevrolet Silverado 2001–2004 — technical service bulletin
Bulletin 020730011 · NHTSA communication 10012151 · issued Jun 1, 2004
Technical service bulletin
communication type
Power Train
component
2001–2004
model years
8
vehicle entries
Official summary
Slow or no engagement of automatic transmission no start blank prndl display flashing prndl diagnostic trouble code p0708 p0872 p0847 p0875 p1711 p1713 or u1000 set. This service bulletin replaces 020730011. *eh
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.