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2015 Lexus IS problems: engine and transmission complaints and recalls

NO ELEVATED SIGNAL
23%
6 of 26 relevant owner complaints are about the engine, transmission or fuel system

No elevated drivetrain complaint concentration in the available NHTSA records for the 2015 Lexus IS. Engine, transmission and fuel system account for 23% of relevant complaints.

Better than 82% of the 1,790 model years we track (2010–2023).

Excludes 4 airbag, lighting and seat-belt recall complaints that would otherwise mask the signal (unadjusted: 20%).

NHTSA data checked October 3, 2026

The VIN is on the listing, the driver’s door jamb, and the bottom of the windshield on the driver’s side.

Does the 2015 Lexus IS have engine or transmission problems?

Not as a pattern, going by owner complaints. 6 of 26 relevant complaints filed with NHTSA about the 2015 Lexus IS concern the engine, transmission or fuel system (23%). For comparison, the 2014 scores 29%. This describes the model year, not any one car: a well-maintained or already-repaired example can be fine, and a clean model year can still have a bad car in it.

Drivetrain complaints
6
engine, transmission, fuel
Total complaints
30
this model year
Fires reported
0
owner-reported
Recall campaigns
0
1 crashes · 0 injuries

Complaints by component

ELECTRICAL SYSTEM9 · 30%
UNKNOWN OR OTHER7 · 23%
FUEL/PROPULSION SYSTEM3 · 10%
WHEELS3 · 10%
AIR BAGS3 · 10%
STEERING2 · 7%

The years either side

2010
35%
16 of 112
2011
32%
6 of 62
2012
40%
6 of 41
2013
too few complaints
2014
29%
16 of 65
2015
23%
6 of 30
2016
too few complaints
2017
too few complaints
2018
too few complaints
2019
too few complaints
2020
too few complaints
2021
too few complaints
2022
too few complaints
2023
too few complaints

Manufacturers fix things mid-generation. A bad year next to a clean one is common; the fix usually arrived in between.

How the 2015 compares with other Lexus IS years

Of the 5 Lexus IS years with enough complaints to score, the 2015 is the best on engine and transmission share (23%). The worst is the 2012 (40%). By volume, the 2015 drew 30 complaints (6 drivetrain), against 65 for the 2014 and 18 for the 2016.

Lexus IS years to avoid and best years →

In the full report

The rest of the picture on the 2015 Lexus IS

  • Up to 15 owner reports, with the ones about your car's own engine first.
  • What to ask the seller and what to check on the test drive, for this car.
  • Two cars side by side, if you are deciding between them.

What one owner reported

FUEL/PROPULSION SYSTEM07/28/2025
My car has had issues where the car will either not start, or the car will stall and turn off while I am driving on the road, causing my car to become a hazard for myself in the car, and other cars who have to avoid it being in the middle of the road. This first happened to me 2 years ago and I took it to a mechanic wh…

One of 6 drivetrain complaints. The full report shows up to 15, with quotes about the engine in the car you are looking at first.

Checking one particular 2015 Lexus IS? This page is about the model year. Accidents, title brands and odometer records belong to the individual car, and that is what a vehicle history report covers.

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Questions people ask about the 2015 Lexus IS

Does the 2015 Lexus IS have engine or transmission problems?

Not as a pattern, going by owner complaints. 6 of 26 relevant complaints filed with NHTSA about the 2015 Lexus IS concern the engine, transmission or fuel system (23%). It describes the model year, not any one car, so an inspection still matters.

What is the most common problem with the 2015 Lexus IS?

Going by NHTSA owner complaints, the most common problem filed against the 2015 Lexus IS is electrical system: 9 of 30 complaints (30%) name it, followed by fuel/propulsion system (3) and wheels (3). A complaint can name more than one component, so these overlap. Engine, transmission and fuel-system complaints together make up 23% of the relevant total.

Is the 2015 Lexus IS reliable?

On the engine and transmission, nothing stands out: 23% of relevant complaints filed with NHTSA concern the drivetrain, below the 33% line where we call a signal elevated. That is better than 82% of the 1,790 model years we track. Among the 5 Lexus IS years we score, it ranks best. Complaint data describes the model year, not one car, and it says nothing about trim, paint or electronics outside the drivetrain; an independent inspection still decides it.

Are there engine or transmission recalls on the 2015 Lexus IS?

NHTSA lists no recall campaigns on the 2015 Lexus IS.

Which Lexus IS years are better?

The 2015 has the lowest engine and transmission complaint share of the Lexus IS years we track (23%). The other years run higher. Every year side by side: https://thelanecheck.com/cars/lexus-is

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Experimental model-level information. This is not a vehicle inspection, vehicle-history report, financial advice or purchase recommendation. It describes patterns across a model year, not the condition of any individual vehicle. Combined across 4 body styles NHTSA files separately.