2017 Lincoln MKZ Engine Problems

Source: NHTSA · Updated Oct 6, 2026 · 76 complaints analyzed

Owners have filed 76 complaints with NHTSA about engine problems on the 2017 Lincoln MKZ, 54% of all complaints for this model year. Half of the reports with a mileage happened before 63,750 miles. The words owners use most often: “coolant leaking” (18% of reports).

What owners describe

Phrases that appear unusually often in these complaints compared with complaints about other cars.

  • Coolant leaking: mentioned in 14 of 76 complaints (18%)
  • Ecoboost engine: mentioned in 10 of 76 complaints (13%)
  • Long block: mentioned in 9 of 76 complaints (12%)
  • Service bulletin: mentioned in 9 of 76 complaints (12%)

How much does it cost to fix?

Owners who wrote down what they paid or were quoted put the typical engine repair on the 2017 Lincoln MKZ at $7,950, and half of them between $5,600 and $8,650.

Based on 15 NHTSA complaints about this problem alone that state a repair bill or quote (2022–2026), converted to 2026 dollars with the U.S. consumer price index. These are owners' own figures, not a quote: they include dealer quotes, and owners who file complaints often faced larger repairs, so they can run higher than typical shop prices. Prices vary by shop, region and warranty coverage. How we calculate this.

At what mileage do engine problems happen?

Based on 12 complaints that reported the odometer reading.

Under 10k miles1 · 8%
10k–25k miles3 · 25%
25k–50k miles1 · 8%
50k–75k miles1 · 8%
75k–100k miles2 · 17%
100k–150k miles4 · 33%
150k+ miles0 · 0%

How serious are the reports?

Of 76 complaints, 3 mention a crash, 4 a fire, 3 an injury.

Lincoln MKZ engine complaints by model year

Peak: 2017, with 76 complaints
2007: 6200762008: 5200852009: 4200942010: 5201052011: 102011102012: 5201252013: 102013102014: 102014102015: 7201572016: 6201662017: 762017762018: 122018122019: 820198

n = 164 complaints · Source: NHTSA

Model yearEngine complaintsShare of that yearMedian miles
2019 MKZ838%—
2018 MKZ1234%—
2017 MKZ7654%63,750
2016 MKZ69%63,500
2015 MKZ78%29,489
2014 MKZ1010%85,650
2013 MKZ109%44,400
2012 MKZ53%14,000
2011 MKZ107%89,690
2010 MKZ53%100,765
2009 MKZ44%85,447
2008 MKZ52%138,000
2007 MKZ62%89,400

When owners reported it

Peak: 2025, with 22 complaints
2018: 1201812019: 3201932020: 2202022021: 1202112022: 5202252023: 132023132024: 122024122025: 222025222026: 17202617

n = 76 complaints · Source: NHTSA

Related recalls (0)

No safety recall lists engine for the 2017 Lincoln MKZ. A pattern of complaints does not always lead to a recall.

What owners report

Short excerpts of recent complaints, with personal details removed. Full reports are on NHTSA.gov.

My 2017 Lincoln MKZ with only 52100 miles started leaking coolant into the engine cylinders which will require a new engine. Ford/Lincoln is aware of this problem with their 2.0 liter Ecoboost engine and has even issued a service bulletin and the necessary engine replacement. I have contacted…

Received Sep 13, 2026 · NHTSA complaint 11763897

I purchased a 2017 Lincoln MKZ and began experiencing serious engine problems, including repeated overheating and an engine misfire. The vehicle developed a check-engine light and a P0301 misfire code. I was advised by a repair shop that the vehicle has a serious engine problem and that the engine…

Received Sep 4, 2026 · NHTSA complaint 11762139

We are submitting this vehicle safety complaint regarding a dealer-confirmed coolant-intrusion failure in our 2017 Lincoln MKZ equipped with the 2.0L EcoBoost engine. The vehicle had approximately 60,063 miles when presented to Parks Lincoln of Longwood. The vehicle developed a check engine light…

Received Aug 22, 2026 · NHTSA complaint 11758713
Lincoln MKZ
Lincoln MKZ II facelift photographed in Harbin , Heilongjiang province, China.. Representative photo; appearance varies by model year. Photo: Navigator84, CC BY-SA 4.0, via Wikimedia Commons.

Frequently asked questions

Do all 2017 Lincoln MKZs have engine problems?

No. NHTSA has 76 owner complaints about engine for the 2017 Lincoln MKZ (54% of the 141 complaints for this model year). Complaint data shows that the problem is reported, not how many of all cars sold are affected.

Was there a recall on the 2017 Lincoln MKZ engine?

No recall currently lists engine for this vehicle.

At what mileage do engine problems start?

The median reported mileage is 63,750 miles: half of the reports with a mileage came before that.

How much does it cost to fix engine problems on the 2017 Lincoln MKZ?

Owners report a typical cost of $7,950 (half paid between $5,600 and $8,650), from 15 complaints that state a repair bill or quote, in 2026 dollars.

What do owners say about engine problems on the 2017 Lincoln MKZ?

The most frequent phrase is “coolant leaking”, in 14 of 76 complaints, followed by “ecoboost engine” (10).

See all 2017 Lincoln MKZ problems or engine problems across all MKZ years.