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Other or unknownPart report

2005 Lincoln Navigator Other or unknown Problems

Complaints
2about this part
Share
4%of 48 total for the year
Median mileage
89,573miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 2 complaints about the other or unknown of the 2005 Lincoln Navigator, 4% of the 48 complaints for this model year. Where a mileage was given, the median is 89,573 miles. 1 a fire, according to the filers.

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.

“While driving my 2005 Lincoln Navigator the vehicle stopped in the middle of traffic without any warning. Eventually restarted the vehicle and took it to the dealer. The problem was a faulty throttle body assembly. We had to get the throttle body assembly replaced. The old part is not available.”

NHTSA complaint #10375231, filed 2011-01, 89,573 miles

“Fire inside of the motor, behind the engine computer. Upon researching recalls for Lincoln Navigators I found these other recalls online for possibly the same fire issue: Ford has issued a recall for some of its 2021 Ford Expedition and Lincoln Navigator SUVs due to a potential engine fire risk. Over 65,000 2021-year model vehicles manufactured between December 2020 and April 2021 have been affected. We've discovered a vehicle safety issue in some 2021 model-year Lincoln Navigator® vehicles built from July 30, 2020 to August 31, 2021. …”

NHTSA complaint #11584238, filed 2024-04

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 2005 Lincoln Navigator

Suspension
12 complaints
Fuel system
7 complaints
Body and structure
7 complaints
Air bags
6 complaints
Engine
5 complaints
Engine cooling
5 complaints
Transmission and drivetrain
5 complaints
Vehicle speed control
5 complaints
Electrical system
4 complaints
Brakes
3 complaints
Tires
3 complaints
Electronic stability control
1 complaints

← All problems reported for the 2005 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