Lincoln LS 2000 — technical service bulletin
Bulletin 7963 · NHTSA communication 612443 · issued Jan 1, 2000
Technical service bulletin
communication type
Power Train
component
2000
model years
1
vehicle entries
Official summary
The automatic transmission olny may exhibit a drone noise at 60-65 mph(100 to 130 kph), with the transmission in 5th gear, during light accelerations.
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.