2018 Lincoln Navigator problems
The 2018 Lincoln Navigator has 50 NHTSA owner complaints and no active recalls. Here's where owners say it breaks.
The 2018 Lincoln Navigator has 50 NHTSA owner complaints on file (U.S. federal records, as of July 2026). The most-reported system is powertrain at 16 complaints, typically surfacing around 79,800 miles (~$2,500 to repair). Source: NHTSA Office of Defects Investigation.
| Model year | Owner complaints | Recalls |
|---|---|---|
| 2015 Navigator | 21 | 0 |
| 2016 Navigator | 25 | 0 |
| 2017 Navigator | 30 | 1 |
| 2018 Navigator (this page) | 50 | 0 |
| 2019 Navigator | 69 | 0 |
| 2020 Navigator | 29 | 0 |
| 2021 Navigator | 30 | 0 |
Solid reliability overall. Common issues are concentrated in a few systems.
Buyable on the data — keep up the usual maintenance and inspect normally.
- No systemic severe-failure pattern in the complaint record
- Reliability score 8.2/10 — above the segment average
Our read of the federal NHTSA complaint and recall record for this exact year and model — not a substitute for a pre-purchase inspection. How we score.
NHTSA crash-test safety ratings 5 / 5 overall
Driver-assist features on the tested model: Electronic stability control: Standard · Forward collision warning: Optional · Lane departure warning: Optional
Source: NHTSA New Car Assessment Program — tested configuration: 2018 Lincoln Navigator SUV 4x4. Stars rate crash protection in NHTSA's tests, not overall reliability — see the owner-complaint data below for what actually goes wrong.
Buying a used 2018 Lincoln Navigator? Check these first
Here's what this model is known to do — so you can inspect for it, price it in, or make the seller fix it before you sign.
What to inspect on this specific car
- powertrain — 16 owner reports · tends to show around 79,800 mi · ~$2,500 to fix
- engine — 7 owner reports · tends to show around 43,729 mi · ~$3,100 to fix
- electrical — 5 owner reports · tends to show around 9,500 mi · ~$850 to fix
- steering — 5 owner reports · tends to show around 48,048 mi · ~$700 to fix
⚠ The one to take seriously: powertrain is flagged severe on this model , showing up around 79,800 mi. Inspect it closely on a test drive.
Recalls to confirm are done
Run the VIN from the listing — no active recalls on this model right now, but confirm none were opened after this car was built.
Verdict for buyers: 8.2/10 model. The priciest documented failure is engine (~$3,100) — get the seller's service records for it or inspect closely. Otherwise an average-risk used buy at a fair price.
We tell you what this model is known for and what to inspect — a vehicle-history report tells you what this exact car has been through. Smart buyers get both.
See the full pre-purchase inspection checklist →Ask anything about your 2018 Lincoln Navigator
A noise, a warning light, a repair quote, "should I buy this?" — get an answer grounded in this vehicle's actual NHTSA record, not generic advice.
Answers use this vehicle's NHTSA complaint & recall record — owner-reported and unverified, not a diagnosis. Verify anything safety-critical with a mechanic.
Top trouble spots 4 categories with 3+ complaints
What owners are saying recent NHTSA-filed complaints · verbatim
The car has slip transmission issue, that can’t be fixed, the front of the car makes loud grinding noise from the front wheel area when riding on front wheel drive, with low RPM, this has been brought up multiple times with ford and linclon while they and car service provider…
Vehicle: 2018 Lincoln Navigator VIN: [XXX] Component: Steering Mileage: 103899 Complaint Narrative: I recently purchased a 2018 Lincoln Navigator and took delivery on December 10, 2025. Within days of delivery, I observed a metallic contact noise originating from beneath the…
The passenger side seatbelt will not retract or move (Locked in position that will not allow the passenger to buckle the belt)
The car rattles very loudly upon starting every time it is started. I have lost acceleration power while driving through intersections. I took to dealership and it is confirmed it is the cam phasers. No lights have come on in dash.
Estimate your repair exposure
Drag to your current mileage. Numbers are derived from this vehicle's complaint history.
Common questions
Is the 2018 Lincoln Navigator reliable?
Mostly yes. With a reliability score of 8.2 out of 10 based on 50 owner complaints filed with NHTSA, the 2018 Lincoln Navigator is generally a sound vehicle. The areas to watch are listed in the top problem section above — most are budget items, not deal-breakers.
Should you avoid the 2018 Lincoln Navigator?
On the NHTSA data, the 2018 Lincoln Navigator does not need avoiding. Buyable on the data — keep up the usual maintenance and inspect normally. The record behind that call: No systemic severe-failure pattern in the complaint record; Reliability score 8.2/10 — above the segment average. This is our read of the federal complaint and recall data — not a substitute for a pre-purchase inspection.
What should I check before buying a used 2018 Lincoln Navigator?
Inspect the powertrain first — it's the most-reported issue on this model, with 16 owner complaints filed. Typical failure occurs around 79,800 miles. Average repair cost runs about $2,500 at an independent shop. Also confirm any open recalls have been completed by running the VIN, and ask for service records covering the problem areas listed above.
Is the 2018 Lincoln Navigator a good used car to buy?
It scores 8.2 out of 10 on our NHTSA-based read of 50 owner complaints. The main thing to watch is powertrain. Typical failure occurs around 79,800 miles. Priced fairly and clean on inspection, it's a reasonable used buy. Our data covers what this model is known for — pair it with a vehicle-history report on the VIN to see what that specific car has been through.
What's the most common problem on the 2018 Lincoln Navigator?
Based on NHTSA records, the most-reported issue is powertrain, with 16 complaints filed. Typical failure occurs around 79,800 miles. Average repair cost runs about $2,500 at an independent shop.
What's the most expensive thing that goes wrong?
The powertrain is one of the costlier repair items. Average repair cost runs about $2,500 at an independent shop. Typical failure occurs around 79,800 miles. Catching early warning signs can sometimes extend life by 20–30,000 miles.
How do I check if my Lincoln Navigator has open recalls?
Paste your VIN into the decoder at the top of this page. We pull live from NHTSA, so you'll see exactly which campaigns apply to your vehicle and whether the dealer has logged the fix. Recall repairs are always free regardless of mileage or warranty status.
Is an extended warranty worth it on a 2018 Lincoln Navigator?
Math is straightforward: a quality service contract runs $1,800–3,500 over 3 years. With 50 complaints on file and the costliest repair averaging $2,500, one major failure more than pays for it. The catch is reading the contract — many providers exclude wear items and require pre-authorization, so cheaper plans are not always better value.