There are 2 owner-reported lighting complaints for the 2017 Buick Regalin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
HID HEADLIGHTS MOISTURE ACCUMULATION INSIDE HOUSING MANUFACTURING DEFECT CAUSE IS EITHER A CRACK IN HEADLIGHT HOUSING OR SEAL COULD CAUSE DAMAGE TO BULBS AND/OR BALLAST/WIRING
I PURCHASED A CPO 2017 BUICK REGAL SPORTS TOURING EDITION ON 11/13/2020. ON 12/12/2020 I TOOK IT TO GET WASHED AT A HAND CARWASH AS I DO WITH ALL MY VEHICLES. I HAD TO WAIT FOR MY REAL LICENSE PLATE TO ARRIVE AS THE PAPER/TEMP ONE WOULD HAVE BEEN RUINED. AFTER THE CAR WAS FINISHED, I NOTICED THAT THERE WAS A SUBSTANTIAL AMOUNT OF CONDENSATION WITH IN MY PASSENGER SIDE HEADLAMP. AFTER ARRIVING HOME, I RESEARCHED AND FOUND THIS IS A KNOWN ISSUE THAT HAS BEEN GOING ON FOR APPROX. 10 YEARS WITH THESE SPECIFIC VEHICLES. I WENT AND LOOK AT THE CAR AGAIN AND FOUND THERE TO BE A CRACK IN THE HOUSING WHICH APPEARS TO ME TO BE A MANUFACTURING DEFECT. THIS IS MOST DEFINITELY A SAFETY HAZARD AS MY RESEARCH SHOWS THAT IT HAS BEEN BLOWING PEOPLES BALLAST AND BULB CAUSING A DANGEROUS SITUATION FOR BOTH DRIVER, PASSENGER AND OTHERS AROUND INCLUDING PEDESTRIANS. IT ALSO SHOWS THAT WIRES WITH THESE HEAD ASSEMBLIES HAVE BEEN MELTING MAKE IT MORE LIKELY AS A POTENTIAL FIRE HAZARD. I CHECK THE DRIVER SIDE AS WELL AND IT APPEARS TO BE ON THE VERGE OF CRACKING AS WELL AS THE PICTURES SHOW.
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