2021 Lincoln Aviator electrical system problems
12 owner complaints filed with NHTSA name the electrical system on the 2021 Lincoln Aviator — 31% of all complaints for this model year.
What owners report
“The Driver Seat Module (DSM) is known to develop software glitches across the 2020–2024 Aviator/Corsair/Explorer platform, causing the seat to not move to the correct programmed memory position . Lincoln’s fix (per Special Service Message 51406, issued for Corsair but describing the same shared…”
filed Sep 14, 2026
“I have been having issues with my breaks sticking when applied. To the point that it’s completely stopping my car and i need to use my foot to release the brake from behind. I have had the dealership look at this issue and they can’t seem to find the problem. They also broke my car and claimed they…”
filed Jul 17, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related recalls
- A manufacturing defect in one or more of the high voltage battery cells may result in an…Campaign 25V349000 · May 23, 2025
- A manufacturing defect in one or more of the high voltage battery cells may result in an…Campaign 23V626000 · Sep 8, 2023
Related service bulletins
NEW VEHICLE DELIVERY HOLD - Emissions Recall 26E04 Certain 2021-2025 Model Year F-150, Maverick, Mustang, Ranger, Expedition, Bronco Sport, Explorer, Bronco, Navigator, and Aviator Vehicles Powertrain Control Module…
26E04 · Emissions · issued Jul 9, 2026Customer Satisfaction Program 23B64 Certain 2020-2024 Model Year Multiple Vehicle Lines Equipped with High Voltage Batteries Battery Energy Control Module (BECM) Software Update
23B64 · Other · issued Apr 8, 2026Various 2020-2026 Ford and Lincoln vehicles equipped with blind spot information system (BLIS) may experience an inoperative blind spot monitoring with a "Blind Spot System Fault" message displayed in the instrument…
SSM 54720 · Service Bulletin/Repair Instructions · issued Apr 2, 2026
Electrical System problems in other Aviator years
| Year | Reports | Share |
|---|---|---|
| 2023 Aviator | 7 | 29% |
| 2022 Aviator | 8 | 18% |
| 2020 Aviator | 39 | 36% |
| 2005 Aviator | 1 | 2% |
| 2004 Aviator | 8 | 10% |
| 2003 Aviator | 8 | 7% |
Other reported problem areas on the 2021 Lincoln Aviator
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.