Chevrolet Aveo 2004–2005 — technical service bulletin
Bulletin 3684 · NHTSA communication 10019224 · issued Feb 21, 2006
Technical service bulletin
communication type
Electrical System
component
2004–2005
model years
2
vehicle entries
Official summary
Ecm locks up during sps programming - replace ecm. *ak
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.