Lincoln Aviator 2024–2025 — technical service bulletin
Bulletin SSM 53890 · NHTSA communication 11019648 · issued Jun 11, 2025
Technical service bulletin
communication type
Unknown OR Other
component
2024–2025
model years
3
vehicle entries
Official summary
Some 2024-2025 Nautilus and 2025 Aviator vehicles equipped with a 12 channel DSP (minor feature code IDBAV for Nautilus or IDBBJ for Aviator) may exhibit a no audio/sound concern or programmable module installation (PMI) incomplete on a replacement DSP. To confirm a vehicle is built with a certain minor feature code, review the build information by double-clicking the vehicle identification number (VIN) in the upper left corner in the Professional Technician System (PTS). This concern may be due to software in the DSP. For vehicles with a no sound concern, reprogram the DSP using the latest so
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.