2015 Buick Regal: owner complaints and recalls

The 2015 Buick Regal has no recall campaigns on file, but owners have still filed 33 complaints, most often about engine.

33
Complaints
0
Recalls
1
Crash reports
1
Fire reports
3
Injuries
103.0
Severity index

Severity index 103.0 - High. It weights crashes, fires, injuries and fatalities per 100 complaints, so a vehicle attracting serious reports scores above one attracting many trivial ones (how this is calculated).

Middle half of all tracked vehiclesThis vehicle: 103.0p25 35p75 96cleanestworst
Where the 2015 Buick Regal sits against the quartiles of every vehicle we track.

What actually fails

EngineEngine: 9 complaints (27.3%)9 27%Exterior LightingExterior Lighting: 8 complaints (24.2%)8 24%Electrical SystemElectrical System: 5 complaints (15.2%)5 15%Unknown Or OtherUnknown Or Other: 5 complaints (15.2%)5 15%Fuel/Propulsion SystemFuel/Propulsion System: 4 complaints (12.1%)4 12%Air BagsAir Bags: 3 complaints (9.1%)3 9%Service BrakesService Brakes: 2 complaints (6.1%)2 6%Seat BeltsSeat Belts: 2 complaints (6.1%)2 6%
Systems named in complaints. One complaint can name several, so shares overlap.
ComponentComplaintsShare of complaints citing it
ENGINE927.3%
EXTERIOR LIGHTING824.2%
ELECTRICAL SYSTEM515.2%
UNKNOWN OR OTHER515.2%
FUEL/PROPULSION SYSTEM412.1%
AIR BAGS39.1%
SERVICE BRAKES26.1%
SEAT BELTS26.1%

Complaints filed per year

0482015: 22016: 62017: 12018: 32019: 42020: 82021: 22022: 22023: 22024: 3151617181920821222324
Complaints filed per calendar year, not model year. The hatched bar is the current year and is still incomplete.
YearComplaints
20152
20166
20171
20183
20194
20208
20212
20222
20232
20243
Complaint volume is declining, consistent with a defect that was addressed by recall or that affected early builds.
Source. US National Highway Traffic Safety Administration public complaint and recall APIs (api.nhtsa.gov), retrieved 2026-07-25. Complaints are unverified consumer reports; volume is influenced by how many units were sold and how long the vehicle has been on the road. Not affiliated with NHTSA or any manufacturer.