Chevrolet Silverado 2007–2008 — technical service bulletin
Bulletin 4444 · NHTSA communication 10023722 · issued Dec 1, 2007
Technical service bulletin
communication type
Electrical System
component
2007–2008
model years
8
vehicle entries
Official summary
No start/no crank - loss of high speed gmlan communication. *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.