There are 2 owner-reported engine complaints for the 2016 Buick LaCrossein NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
Diagnostic trouble code P0442. Evaporative emission system leak detected indicated by check engine light on.
2016 BUICK LACROSSE. CONSUMER WRITES IN REGARDS TO UNOCCUPIED VEHICLE FIRE. *SMD
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