There are 1 owner-reported driver assist & adas complaints for the 2016 Buick LaCrossein NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
At highway speeds with the Adaptive Cruise Control engaged, the brakes are heavily applied when other vehicles or obstructions are not observed. ACC engaged on controlled access highway no vehicles or obstructions and random hard braking takes place. Vehicle has been taken to the dealer numerous times for this condition and dealer reports no problems.
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 25, 2026