Buick Terraza 2005–2007 — technical service bulletin
Bulletin 070849013 · NHTSA communication 10022934 · issued Aug 1, 2007
Technical service bulletin
communication type
Fuel System, Other
component
2005–2007
model years
12
vehicle entries
Official summary
Fuel gauge reads empty when fuel tank is full, low fuel light comes on when fuel tank is full, dtc p0463 stored (replace fuel level sensor). *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.