Buick Lesabre 2005–2006 — technical service bulletin
Bulletin 3383A · NHTSA communication 10018631 · issued Jan 9, 2006
Technical service bulletin
communication type
Engine and Engine Cooling
component
2005–2006
model years
10
vehicle entries
Official summary
Oil indicator illuminated in the instrument panel / very low (zero) oil pressure. *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.