Saturn Vue 2002 — technical service bulletin
Bulletin 02T30A · NHTSA communication 633420 · issued May 1, 2002
Technical service bulletin
communication type
Power Train
component
2002
model years
1
vehicle entries
Official summary
Subject regarding on board diagnostic (obd) software upgrade - unable to communicate with electronic control module using generic (non tech 2) scan tool (install new tcm calibration). *jg
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.