Hummer H2 2003–2005 — technical service bulletin
Bulletin 010138006C · NHTSA communication 10010429 · issued Sep 1, 2004
Technical service bulletin
communication type
Equipment
component
2003–2005
model years
3
vehicle entries
Official summary
Contaminated r-134a air conditioning systems -air conditioning system flushing procedures and universal in-line air conditioning filter installation. 1993 - 2005 passenger vehicles and light duty trucks. *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.