Hummer H2 1999–2005 — technical service bulletin
Bulletin 3215 · NHTSA communication 10010850 · issued Dec 15, 2004
Technical service bulletin
communication type
Electrical System
component
1999–2005
model years
6
vehicle entries
Official summary
Instrument panel cluster guages float up after ignition key turned off. Various models including 99-05 chevrolet, gmc and cadillac full size utilities. *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.