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2017 Lexus IS problems

The most common problem on the 2017 Lexus IS is fuel and propulsion system. Its complaint count is close to a typical IS model year.

Fewer complaintsAmong the best years of this model
Year score
75/100
Owner complaints
11
Recalls
0
Service bulletins
23
Worst area
Fuel system
Fuel economy
21-26mpg

The worst 2017 Lexus IS problems

Ranked by number of owner complaints. Mileage and cost come from what owners wrote.

  • Fuel system
    6
  • Airbags
    2
  • Electrical
    2
  • Engine
    2
  • Steering
    2

Problems by type

Tap a problem to see which part fails, at what mileage and in which other years.

  • Fuel system
    6
  • Airbags
    2
  • Electrical
    2
  • Engine
    2
  • Steering
    2
  • Body
    1

Recalls

No recalls on record for this model year.

Technical service bulletins for the 2017 Lexus IS 23

Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.

See all 23 bulletins for the 2017 Lexus IS

2017 Lexus IS fuel economy

Official EPA estimates in miles per gallon (MPGe for electric). Ranges cover trims that share the same engine.

EngineDriveCityHighwayCombined
2.0L 4‑cylRWD223226
3.5L 6‑cylAWD192621

What 2017 Lexus IS owners say

Most recent owner complaints, unedited.

Filed Oct 3, 2026 · Airbags · CA

my 2017 Lexus IS 300. While the vehicle was parked and not involved in a collision or crash, the driver-side rear curtain/side airbag unexpectedly deployed/exploded. There was no impact or event that should have caused an airbag deployment. The deployment occurred with significant force and caused damage inside the vehicle. The force of the deployment caused the roof/headliner area to become damaged and warped, and debris was violently discharged into the passenger compartment. The event was unexpected and created a significant risk of injury to anyone who could have been inside or near the vehicle.

Filed Sep 10, 2026 · Airbags · CA

Rear Driver side curtain air bag exploded while my car was parked. Happened around noon. It would have caused serious bodily injury to myself and passengers if we were in the vehicle.

Filed Jul 20, 2026 · Fuel system · NC

I am unable to shut the engine off to pump fuel into the vehicle. The purge valve has been replaced, that maf sensor has been cleaned the leak detector pump has been changed. The vehicle will shut off and go into low power mode while driving on Highway, the idling is rough. The check engine light will not go off. The code is reading Po171.

Filed Mar 15, 2026 · Electrical, Engine · TX

The vehicle is experiencing a failure of the dual-zone HVAC system where the passenger side consistently blows hot air while the driver side is set to cold. This indicates a failure of the HVAC blend door actuator (servo motor), which is a known issue for this model year. This failure poses a safety risk as it can prevent proper defrosting and defogging of the windshield during inclement weather, obstructing driver visibility. Also should note While driving, the vehicle becomes excessively loud and behaves as if it is stuck in the wrong gear, accompanied by a significant loss of engine power. An onboard diagnostic alert has indicated a malfunction in the electronic control of the engine throttle or automatic transmission. This 'limp mode' behavior creates a hazardous situation during highway driving or merging, as the vehicle cannot maintain speed or respond to throttle inputs, increasing the risk of a rear-end collision.

Filed Dec 11, 2025 · Engine, Fuel system · CA

I own a 2017 Lexus IS 200t that is experiencing fuel pump failure. Although I checked my VIN and confirmed there are no open recalls listed, the symptoms match the known fuel pump issues affecting other Lexus vehicles from similar model years. The only reason my vehicle is not included is because my VIN falls outside of the specific batch covered by the recall, even though 2016 and 2017 models share the same problem. Because I am experiencing the identical safety concerns reported in the recall—such as potential engine stalling and loss of power—I believe my vehicle should be considered part of the affected group. It is not safe or fair that some 2017 models are excluded based solely on VIN range when the defect clearly exists in other units as well. My vehicle is showing the same failure and should be eligible for the same repair or recall coverage. If you’d like, I can also format this as an email, a letter to Lexus corporate, or a service request message.

Filed Mar 31, 2025 · Fuel system · NV

I was driving my vehicle and then the entire car shut off going about 50 MPH causing the car to immediately stall. Nothing eventually worked making me have to push my car onto the side of the highway. Replaced the alternator and battery. Eventually got my car scanned and the issue I’m having is a fueling system problem. Did some research and my car 2017 IS350 f sport did eventually have that recall issue. The vehicle was not showing any problems before hand it just happened.

Filed Feb 28, 2025 · Fuel system · AL

I have been having problems with hard starts, rough idle, engine dying. My vehicle is experiencing all the same reported issues as a recall issued for a fuel pump on my make/model. My VIN however, is not covered under the recall. I've contacted Lexus and they said that if enough people complained that they could make this fall under the recall. It only has problems at idle and upon acceleration. Once a decent speed is reached, I have no problems. This is intermittent. I've also taken it to a Toyota dealership where they kept it for 2-3 days and could not figure out what the problem was, although they witnessed all the issues. I'm marking September as the date of the incident, but this has been ongoing since last year and currently giving issues.

Filed Jun 4, 2024 · Fuel system, Steering · CA

It was regular morning on memorial day and I had not used the car all weekend since I really dont drive unless it to and back from work. I started the engine like would any other day and the car began to shake out of nowhere. The check engine went off, the yield sign went off and the traction control went off. I thought maybe it was time to change my brakes because the dealership had recommended it. I changed my brakes and got new tires but the car still shook. I continued to drive like that to work because I had no choice it shaked mostly on idle and I drove like that for a few days on Friday as I was coming back from work on the freeway the car shook in the freeway as I exit out the freeway the car felt almost if I couldn't pick up an speed and I got extremely scared with the cars flying by. I decided not to drive and take it to a nearby mechanic I thought maybe the spark plugs or coils might be the issue but after 3 days in the shop and replacing spark plugs he confirmed it was the direct fuel pump and possibly the fuel injector....my car is only used to drive to and back from work and only has 58k miles. I believe this is a default manufacturer part and I need help recalling this particular part on my vehicle.

Filed Apr 18, 2024 · Body, Electrical · 96,000 miles · MI

The contact owns a 2017 Lexus IS 200t. The contact stated that while the vehicle was parked in the rain, water leaked into the dashboard causing the headlights to fail. The contact took the vehicle to an independent mechanic, and it was determined to be a manufacturing defect. The vehicle was not repaired. The manufacturer was not made aware of the failure. The failure mileage was approximately 96,000.

Filed Apr 12, 2024 · WA

Odometer rolled back by Lexus of Orange in Jacksonville, FL. All parties involved have provided title paperwork, except Lexus of Orange in Jacksonville, FL.

Used buying checklistWhat to check on a 2017 Lexus IS before you buy

Compare the 2017 Lexus IS

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Questions about the 2017 Lexus IS

Is the 2017 Lexus IS reliable?

Owners have filed 11 complaints about the 2017 Lexus IS, close to a typical IS model year.

What is the 2017 Lexus IS year score?

The 2017 Lexus IS scores 75 out of 100 (average). The score compares it with the other model years of the Lexus IS: 75 is a typical year, 50 means twice the usual complaints, and serious complaints and recalls lower it.

What is the most common problem with the 2017 Lexus IS?

Fuel and propulsion system, with 6 complaints. Next is airbags (2).

How many recalls does the 2017 Lexus IS have?

No recalls on record.

What gas mileage does the 2017 Lexus IS get?

Official estimates for the 2017 Lexus IS range from 21 to 26 mpg combined. The most efficient version (2.0L 4-cyl, RWD) gets 22 city and 32 highway.

Share your experience with the 2017 Lexus IS

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