2018 Lincoln Navigator engine problems
12 owner complaints filed with NHTSA name the engine on the 2018 Lincoln Navigator — 24% of all complaints for this model year.
What owners report
“We purchased a 2018 Lincoln Navigator L in 2022 with 29,489 miles, and it has been great. We are at 64,351 miles, and it is making the cold-start rattling noise. We have called Lincoln for assistance, and they are refusing to help. They stated that there is no help. I took it to Duval Ford, and…”
filed Jul 17, 2026
“The vehicle has experienced repeated mechanical failures involving the engine, cooling system, drivetrain, and electronic systems. Documented failures include the navigation/APIM module, transmission jerking and drivability issues, transmission valve body concerns, cam phaser failure, driveshaft…”
filed Mar 9, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Engine problems in other Navigator years
| Year | Reports | Share |
|---|---|---|
| 2022 Navigator | 2 | 10% |
| 2021 Navigator | 7 | 23% |
| 2020 Navigator | 3 | 10% |
| 2019 Navigator | 11 | 15% |
| 2017 Navigator | 1 | 3% |
| 2016 Navigator | 1 | 4% |
| 2015 Navigator | 4 | 19% |
| 2008 Navigator | 1 | 3% |
| 2007 Navigator | 3 | 7% |
| 2006 Navigator | 9 | 15% |
| 2005 Navigator | 5 | 10% |
| 2004 Navigator | 2 | 2% |
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.