Chevrolet Silverado 2006–2008 — technical service bulletin
Bulletin PIP3605 · NHTSA communication 10024601 · issued Mar 1, 2008
Technical service bulletin
communication type
Power Train
component
2006–2008
model years
11
vehicle entries
Official summary
Dtc u0101, no engine crank and no tech ii communication with tcm. Equipped with allison lct1000 (rpo-mw7) automatic transmission. *nj
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.