Buick Terraza 2006 — technical service bulletin
Bulletin 3662 · NHTSA communication 10018919 · issued Jan 25, 2006
Technical service bulletin
communication type
Engine and Engine Cooling
component
2006
model years
8
vehicle entries
Official summary
Low oil pressure light/gauge. *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.