NHTSA Owner Complaint Log
This page lists owner-reported complaints filed with NHTSA for the 2018 Lexus IS. Complaints are unverified consumer reports submitted to NHTSA and do not by themselves prove a defect or defect rate.
Data synced from NHTSA on May 4, 2026
New engine
All four (4) door actuators stopped working or work intermittently. This is a known issue with both front and rear driver and passenger doors. Automobile doors will not open.
Sunroof suddenly exploded while driving on highway, no debris or accident happened. Spontaneous sunroof glass shatter