Hummer H2 2003–2005 — technical service bulletin
Bulletin 050846005 · NHTSA communication 10015017 · issued Mar 1, 2005
Technical service bulletin
communication type
Equipment
component
2003–2005
model years
3
vehicle entries
Official summary
Onstar labor operation codes. 1996-2005 gm passenger cars and trucks and saturn vehicles. *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.