Chevrolet Aveo 2004–2006 — technical service bulletin
Bulletin 3779 · NHTSA communication 10018606 · issued Jan 7, 2006
Technical service bulletin
communication type
Electrical System
component
2004–2006
model years
3
vehicle entries
Official summary
Speedometer accuracy 7 to 9% higher than actual. *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.