Chevrolet Aveo 2004–2005 — technical service bulletin
Bulletin 08-06-04-009 · NHTSA communication 10024234 · issued Mar 1, 2008
Technical service bulletin
communication type
Engine and Engine Cooling
component
2004–2005
model years
2
vehicle entries
Official summary
L91 short drive cycle, below freezing temperatures and high humidity may result in throttle body icing condition (diagnosis and report concern first, install pcv valve kit). 2004-2005 chevrolet aveo (u.s. Only) with 1.6l 4-cylinder engine (vin 6 - rpo l91). *nj updated 5/19/08. *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.