There are 1 owner-reported body & structure complaints for the 2017 Buick LaCrossein NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
CAR DOORS UNLATCHED (BECOMING IN OPEN POSITION [UNLOCKED AND UNLATCHED] BEFORE IT BEING COMPLETELY OPEN). IT HAPPENED TWICE, ONES WHEN I WAS DRIVING AND THE WARNING BUZZER TURNED ON AND THE INSTRUMENT PANEL GIVE ME A MESSAGE TELLING ME THE DRIVING DOOR IS OPEN, THIS IS HAPPENED SUDDENLY AFTER DRIVING FOR 10 MINUTES IN VERY GOOD LOCAL STREETS CONDITION. I STOPPED TO CHECK THE DOOR AND I WAS SURPRISED TO FIND ITS BEEN UNLATCHED TO THE PRE OPEN POSITION. SECOND TIME HAPPENED WHEN WAS THE CAR PARKED AND LOOKED, AFTER ABOUT 30 MINUTES THE CAR HORN STARTS BEEPING AND THE LIGHTS FLASHING, L GOT A MESSAGE FROM ONSTAR ON MY PHONE TELLING ME MY CAR DOORS ARE IN OPEN POSITION. I WENT OUT TO CHECK THE CAR AND I FOUND THE DRIVER SIDE REAR DOOR IS IN OPEN POSITION (PRE OPEN POSITION, UNLOCKED AND UNLATCHED POSITION, IF YOU PULL THE DOOR IT WILL OPEN COMPLETELY). THIS IS A SAFETY CONCERN
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Apr 26, 2026