Buick Lesabre 2004 — technical service bulletin
Bulletin 01560A · NHTSA communication 10005398 · issued Jan 1, 2004
Technical service bulletin
communication type
Electrical System
component
2004
model years
4
vehicle entries
Official summary
Malfunction indicator lamp (mil)/diagnostic trouble code (dtc) p0445. *tt *mj
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.