Chevrolet Express 2003–2006 — technical service bulletin
Bulletin 050308019 · NHTSA communication 10020818 · issued Jul 1, 2007
Technical service bulletin
communication type
Engine and Engine Cooling
component
2003–2006
model years
8
vehicle entries
Official summary
Diagnostic information for noise in steering and inspection of idler arm bracket. *kb updated on 09/19/07. *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.