2004 Lincoln Navigator problems & reliability
86 owner complaints filed with NHTSA for the 2004 Lincoln Navigator. Last verified Aug 7, 2026. Complaints are unverified reports submitted by owners to the federal Office of Defects Investigation.
Each complaint is counted once (by NHTSA case number), even when it names several vehicles.
5 complaints report injuries (7 injured, 1 deaths reported).
Federal crash records (FARS 2020–2023): 2004 Lincoln Navigator vehicles were involved in 20 fatal crashes with 9 occupant deaths. Involvement counts are not adjusted for how many are on the road and do not imply fault or a vehicle defect.
Most reported problems
| Component | Complaints | Share |
|---|---|---|
| Suspension | 24 | 28% |
| Air Bags | 13 | 15% |
| Electrical System | 11 | 13% |
| Structure | 10 | 12% |
| Engine and Engine Cooling | 8 | 9% |
| Exterior Lighting | 6 | 7% |
| Seats | 6 | 7% |
| Steering | 5 | 6% |
| Equipment | 4 | 5% |
| Power Train | 4 | 5% |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.
Common symptoms owners describe
Keyword analysis of complaint narratives; one complaint can describe several symptoms.
Mileage when problems occurred
Half of the failures with a reported odometer reading occurred by 68,000 miles (middle 50% between 24,500 and 107,329 miles), based on 59 complaints that included mileage.
Complaints by incident year
What owners report
“[xxx]. Air suspension air track radiation electrician and air conditioner went out. Information redacted pursuant to the freedom of information act (foia), 5 u.s.c. 552(b)(6). *tr”
Visibility/wiper · filed Aug 31, 2020
“Airbags for now completely so does the air compressor cars without airbags went out brakes went out radiator went out completely the car is falling apart”
Air Bags · filed Aug 31, 2020
“The vehicle engaged in involuntary acceleration (in reverse) from stationary position right after shifting gears from parking 'p' to reverse 'r' and disengaging the parking brake. The brakes were being applied during this gear change. The car started moving in reverse as soon as the driver let off the brakes. The…”
Vehicle Speed Control · filed Jul 11, 2020
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Federal defect investigations
- SPARK PLUG EJECTION FROM CYLINDER HEAD
Defect Petition DP05005 · opened Sep 22, 2005 · closed Jan 4, 2006
Technical service bulletins
99 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 2004 Lincoln Navigator. The 10 most recent:
This article supersedes TSB 22-2219 to update the Parts List and Service Procedure to clarify applicable steps by vehicle application. Some 2003-2020 Expedition/Navigator and 2006-2020 F-150 (non-Raptor) vehicles…
TSB 24-2188 · Service Bulletin/Repair Instructions · issued Jul 24, 2024
For 2000-2024 Ford and Lincoln vehicles, swapping a module from a vehicle for diagnosis purposes is likely to cause errors and is not recommended. It is also not recommended to order a replacement module using a vehicle…
SSM 51536 · Service Bulletin/Repair Instructions · issued Apr 4, 2023
Some 2003-2020 Expedition/Navigator and 2006-2020 F-150 (non-Raptor) vehicles equipped with 4WD may exhibit grinding/clicking/ratcheting noise from the front wheel area. This may be due to partial engagement of the…
TSB 22-2219 · Service Bulletin/Repair Instructions · issued Jun 21, 2022
Some 2003-2020 Expedition/Navigator and 2006-2020 F-150 vehicles equipped with TOD transfer cases may exhibit grinding/clicking/ratcheting noise from the front wheel area. This may be due to partial engagement of the…
TSB 20-2307 · Service Bulletin/Repair Instructions · issued Oct 16, 2020
This article supersedes TSB 19-2026 to update the vehicle model years affected. Some 2000 and newer Ford/Lincoln/Mercury vehicles equipped with aluminum body panels may exhibit corrosion concerns appearing as bubbled…
TSB 20-2233 · Service Bulletin/Repair Instructions · issued Jul 13, 2020
Some 2000 and newer Ford, Lincoln and Mercury vehicles equipped with aluminum body panels may exhibit corrosion concerns appearing as bubbled and/or peeling paint with or without accompanying white dust. Panel…
TSB 19-2026 · Service Bulletin/Repair Instructions · issued Feb 7, 2019
Some 2000 and newer Ford, Lincoln and Mercury vehicles equipped with aluminum body panels may exhibit corrosion concerns appearing as bubbled and/or peeling paint with or without accompanying white dust. Panel…
TSB 19-2026 · Service Bulletin/Repair Instructions · issued Feb 7, 2019
The Powertrain Control/Emissions Diagnosis (PC/ED) manual has been revised for diagnosing electronic throttle bodies (ETBs). The ETC_ACT and ETC_DSD PIDs should not used to diagnose possible ETB concerns. The IDS has a…
SSM 46085 · Service Bulletin/Repair Instructions · issued Sep 21, 2016
Ford: some vehicles may exhibit oil separation from the internal lube found in the unitized cartridge seal. Oil separation appears to be and is often misdiagnosed, as an axle lube leak. *pe
TSB-08-19-3 · Service Bulletin/Repair Instructions · issued May 1, 2009
High intensity discharge (hid) - service fix. *tt
0652 · Service Bulletin/Repair Instructions · issued Jan 1, 2006
TSBs are repair guidance manufacturers send to dealers — they are not recalls and repairs are not automatically free. Full documents are available on NHTSA’s site.
Safety recalls
No NHTSA recall campaigns name the 2004 Lincoln Navigator in our current data. Recalls may apply only to certain VIN ranges — always confirm with a VIN check.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →Buying a used 2004 Lincoln Navigator?
- · Decode the seller’s VIN with our free VIN decoder to confirm the exact year, engine and trim.
- · Check for unrepaired recalls by VIN on NHTSA’s official lookup — recall repairs are free.
- · Owners most often reported problems around 68,000 miles — budget accordingly if the car is approaching that mileage.