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Other or unknownPart report

2012 Lincoln Navigator Other or unknown Problems

Complaints
3about this part
Share
25%of 12 total for the year
Median mileage
—not reported
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 3 complaints about the other or unknown of the 2012 Lincoln Navigator, 25% of the 12 complaints for this model year.

Fewer than 15 complaints name this part, so treat the figures as a rough indication only.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“Since purchase of car I have feeling nauseous, tired, headaches, and on some occasions dizziness always when I'm in car and the car is on. Also my daughter always throws up when she is in car longer than 15 mins”

NHTSA complaint #11074163, filed 2018-02

“Vehicle randomly downshifts at speed causing sudden and jarring loss of speed. Vehicle will eventually and intermittently flash a service wrench error, speedometer stops working, and displays 000 Miles to Empty message. Diagnosed at the dealer as a failing Molded Lead Frame. There was extended warranty coverage to 150,000 miles due to this being a know faulty part but my vehicle was over the mileage. …”

NHTSA complaint #11476847, filed 2022-08

“Brake booster and master cylinder no good. Brake fluid costently disappearing, no leaks under truck but once empty or close to low line have to press breaks to the floor just to try and slow down to stop... Both in city and highway, in motion and while parked”

NHTSA complaint #11099583, filed 2018-06

Related service bulletins

Other or unknown: other model years

YearComplaintsShare of year
2025323%
202416%
2023114%
2022419%
2021515%
202013%
20191113%
2018612%
201739%
2016312%
2015314%
2014318%
201317%
2012325%
2011111%
201016%
2009220%
2008413%
200749%
200623%
200524%
200422%
200354%
200213%
200134%
200022%
199943%
199832%

Other parts of the 2012 Lincoln Navigator

Transmission and drivetrain
5 complaints
Suspension
2 complaints
Brakes
1 complaints
Electrical system
1 complaints
Seat belts
1 complaints
Tires
1 complaints
Vehicle speed control
1 complaints

← All problems reported for the 2012 Lincoln Navigator

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology