Problems · NHTSA complaints
2016 Lexus IS350 problems
Owners filed 2 complaints about the 2016 Lexus IS350 with NHTSA between Jun 2019 and Sep 2020. The most-cited component is suspension (1).
Complaints
2
Filed with NHTSA
Crashes
0
Reported by owners
Fires
0
Reported by owners
Injuries
0
People reported injured
Deaths
0
Reported to NHTSA
Complaints by component
One complaint can cite several components
- Suspension1
- Vehicle speed control1
- Forward collision avoidance1
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.
Data from NHTSA Complaints API · synced Nov 7, 2026NHTSA vehicle page
When complaints were filed
Does it get worse with age? Complaints per calendar year filed
1
1
View as table
| Model year | Complaints filed per calendar year |
|---|---|
| 2019 | 1 |
| 2020 | 1 |
Mileage at failure isn’t a structured field in NHTSA complaint data, so we don’t chart it. Some owners mention it in their reports below.
Top problems in owners’ words
Verbatim from NHTSA complaints, newest first
Suspension
1 report
“I AM THE ORIGINAL OWNER OF THE CAR AND AFTER 18,000 MILES, THERE IS SUSPENSION NOISE COMING FROM THE REAR PASSENGER SIDE. A LOUD THUMP CAN BE HEARD WHEN DRIVING OVER SPEED BUMPS, SMALL POTHOLES, OR UNEVEN ROADS AT MODERATE SPEEDS. DRIVING OVER THE ELEMENTS AT HIGHER SPEEDS, YOU CAN FEEL THE IMPACT THAT'S CAUSING THE THUMP. NO NOISE FROM SUSPENSION WHEN DRIVING THROUGH IT AT LOW SPEEDS WHEN DRIVING ALONE, HOWEVER, THUMPING SOUND IS PRESENT AT ALL SPEED LEVELS THROUGH EVERY BUMP ON THE ROAD WHEN I HAVE PASSENGERS IN THE BACK SEAT.”
Vehicle speed control
1 report
“WHILE DRIVING DOWN ON I-90 WEST GOING TO BUFFALO NY COMING FROM BOSTON MA I ENCOUNTERED ANOTHER DRIVER IN THE LEFT LANE THAT WAS GOING EXTREMELY SLOW I TRIED TO ACCELERATE MY LEXUS EQUIPPED WITH PRE-COLLISION SYSTEM (PCS) AND THE VEHICLE STARTED BEEPING AT ME DETECTING THAT I WAS GOING PRETTY FAST ONTO THE PERSON IN FRONT OF ME, MY IDEA BEHIND DOING SUCH MANEUVER WAS TO PASS THE PERSON IN MY RIGHT HAND AND THEN GET OFF THE LEFT LANE OF THE HIGHWAY SO CAN GET OFF THE BACK OF THE SLOW PERSON, AFTER BEEPING SEVERAL TIME FOR SPLITS OF SECONDS I GOT TO GET OFF THE LEFT LANE SO THE PERSON ON MY RIGHT BECOMES THE PERSON BEHIND ME; THE CAR DID SOMETHING THAT IS NOT SAFE AT ALL AFTER ALL THIS AND ME NOT HAVING NOBODY IN FRONT OF THE CAR, MY VEHICLE CONTINUED TO BEEP AND APPLIED THE BRAKE PRETTY HARD ALMOST MAKING THE PERSON BEHIND ME CRASHING INTO MY BUMPER, I BELIEVE AS A CAR ENTHUSIAST THAT THE PCS ON THE LEXUS VEHICLES HAS TO BE IMPROVED AND REVISED SINCE IT HAS A HUGE LAG OF TIME REACTION , I CONSIDER THIS A BIG SAFETY ISSUE FOR OUR ROADS!”
Forward collision avoidance
1 report
Data from NHTSA Complaints API (owner reports, unverified) · synced Nov 7, 2026
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.