YearToAvoid

2005 Lincoln LS Reliability Data: Problems & Recalls

No verdict The 2005 Lincoln LS has 90 NHTSA complaints, a complaint index of 100, and ranks as the worst of the 2 model years with data. Engine problems lead at 33% of complaints, followed by electrical issues at 23%, with one fuel system recall on record.

Based on NHTSA complaints per model-year, not a reliability rating. Methodology

YearToAvoid Scorecard

Complaint Index
100/100
#1 of 2 LS years
Verdict
No verdict
vs. other years of this model
Complaints
90
unique NHTSA reports
Recalls
1
distinct NHTSA campaigns
Crashes
4
reported in complaints
Fires
0
Injuries
6
Top issue
Engine
Best nearby year
—
no alternative with data
NHTSA overall rating
Not rated
EPA combined MPG
19
16.5 city / 23 hwy
Injuries / deaths
6 / 0

Top 2005 Lincoln LS problems

Share of this year’s NHTSA complaints by component group. Groups with 15+ complaints have their own page.

  1. Engine30 (33%)
  2. Electrical System21 (23%)
  3. Transmission & Powertrain17 (19%)
  4. Fuel System14 (16%)
  5. Suspension, Wheels & Tires12 (13%)
  6. Brakes11 (12%)
  7. Airbags10 (11%)
  8. Other4 (4%)
  9. Steering3 (3%)
  10. Visibility & Wipers2 (2%)

A complaint can list more than one component, so shares add up to more than 100%. Shares are % of complaints.

What owners report

  • Engine can suddenly lurch or surge while stopped, causing the vehicle to roll into traffic.
  • Vehicle loses power and cannot accelerate past 30 to 40 mph after dashboard warning lights illuminate.
  • Engine has shut down completely at speeds up to 50 mph with no warning.
  • Passenger side airbag has deployed on its own while driving with no impact.
  • Airbags have failed to deploy during a rollover crash.
  • Rear wheel lug nuts have broken or loosened, in one case at 70 mph.
2005 Lincoln LS complaints: complaints filed per quarter92005 Q22007 Q12009 Q12010 Q32012 Q22013 Q32016 Q12018 Q2
90 complaints filed with NHTSA from 2005 Q2 to 2023 Q2; peak 2012 Q1 (9).

2005 Lincoln LS recalls

1 NHTSA recall campaign list this model year.

  1. NHTSA 05V113000Mar 18, 2005Fuel System56 vehicles

    Fuel system, gasoline:storage

    On certain passenger vehicles, the fuel tank may have a localized thin wall section in the lower half of the tank. The fuel tank may crack creating a potential for a fuel leak and fuel odor. The "service engine soon" indicator may illuminate.

    Risk: A fuel leak in the presence of an ignition source could result in a fire.

    Remedy: Dealers will replace the fuel tank free of charge. The recall began on april 4, 2005. Owners may contact ford at 1-800-392-3673, lincoln at 1-800-521-4140.

2005 Lincoln LS fuel economy and fuel cost

City
16.5 MPG
Highway
23 MPG
Combined
19 MPG
Annual fuel cost (EPA)
$4,225
15,000 mi/yr
Fuel
Premium
Current regular gas
$4.32/gal
national avg.

EPA figures; median across configurations of this model year. Estimate your own cost with the fuel cost calculator.

2005 compared with other LS years

Complaint Index by model year (0 = fewest issues, 100 = most)025507510020052006
Complaint Index: 0 = fewest issues, 100 = most, relative to other years of this model. Avoid Caution Good Best
YearVerdictIndexComplaintsRecallsMPG
2005No verdict10090119
2006No verdict018018

All Lincoln LS years: best and worst →

Frequently asked questions

Is the 2005 Lincoln LS reliable?
NHTSA data shows 90 complaints for the 2005 LS with a complaint index of 100, the highest among the 2 model years with data, meaning it has more reported problems than the 2006 LS.
What are the most common problems with the 2005 Lincoln LS?
Engine problems make up 33% of complaints, followed by electrical system issues at 23% and transmission and powertrain problems at 19%, based on NHTSA complaint data.
Does the 2005 Lincoln LS have any recalls?
Yes, NHTSA lists one recall for a fuel tank that may develop a thin wall section and crack, creating a fuel leak risk. Dealers replace the fuel tank free of charge.
At what mileage do 2005 Lincoln LS problems typically appear?
Median mileage at failure is 59,500 miles overall, with engine complaints centering around 62,647 miles and electrical complaints around 62,000 miles.
How does the 2005 Lincoln LS compare to the 2006 model?
The 2005 LS logged 90 complaints and one recall versus 18 complaints and zero recalls for 2006, giving 2005 a much higher complaint index of 100 versus 0.

Sources: NHTSA Office of Defects Investigation complaint and recall databases; U.S. EPA fuel economy data; NHTSA 5-Star Safety Ratings. Complaints are unverified owner reports.

Data updated Sep 24, 2026. Read the methodology and data sources. The Complaint Index is based on NHTSA owner complaints and recalls; it is not a reliability rating.