2018 Lincoln Navigator power train problems
20 owner complaints filed with NHTSA name the power train on the 2018 Lincoln Navigator — 38% of all complaints for this model year.
What owners report
“The contact's wife owns a 2018 Lincoln Navigator. The contact stated that while driving at various speeds, the gear shifter independently shifted to park and other gears while driving over a railroad track. The vehicle was turned off and restarted and operated as intended. A dealer was contacted…”
filed Aug 20, 2026
“I have experienced harsh shifting from gear 1 to 2 and as well from 2nd to 3rd gear. This results in delayed acceleration at expressway onramps and when turning into forward traffic. This is a known risk with unresolved recall 26S48 related to transmission parking system dammage and related…”
filed Aug 19, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related recalls
- Transmission park pawl may engage while the vehicle is in motion, resulting in park…Campaign 26V402000 · Jun 24, 2026
- A roll pin may not have been installed in the transmission, potentially causing a loss of…Campaign 18V213000 · Apr 4, 2018
Related service bulletins
This bulletin supersedes TSB 25-2132. Reason for update: update the Part List Description and Labor Times Description Some of the vehicles listed in the Model statement above may exhibit at least one of the following…
TSB 25-2476 · Service Bulletin/Repair Instructions · issued Oct 30, 2025
Power Train problems in other Navigator years
| Year | Reports | Share |
|---|---|---|
| 2022 Navigator | 1 | 5% |
| 2021 Navigator | 6 | 19% |
| 2020 Navigator | 17 | 55% |
| 2019 Navigator | 22 | 28% |
| 2017 Navigator | 1 | 3% |
| 2016 Navigator | 2 | 8% |
| 2015 Navigator | 5 | 24% |
| 2008 Navigator | 2 | 7% |
| 2007 Navigator | 2 | 4% |
| 2006 Navigator | 6 | 10% |
| 2005 Navigator | 5 | 10% |
| 2004 Navigator | 4 | 5% |
Other reported problem areas on the 2018 Lincoln Navigator
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.