Chevrolet Aveo 2004–2009 — technical service bulletin
Bulletin SB-10-01-34-001 · NHTSA communication 10034371 · issued Jan 1, 2010
Technical service bulletin
communication type
Engine and Engine Cooling
component
2004–2009
model years
6
vehicle entries
Official summary
Chevrolet: hvac blower motor inoperative, blower motor operates on high speed only (replace blower motor and resister). This condition may be caused by an open resistor. The blower motor operates correctly after replacing the resister, but the resistor may fail again due to a faulty blower motor. *pe
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.