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ProblemsByVin Index / 2015-BUICK-REGAL / COMPLAINTS
Full complaint record · NHTSA

2015 Buick Regal owner complaints

33 complaints filed with NHTSA on this vehicle , including 3 reporting a crash, fire, injury, or fatality. Showing the 300 most recent — grouped by category for scanning.

engine 6 complaints shown

8 total in this category · severe · avg repair $3,100 · see engine cluster analysis →
12/13/2016 50,000 mi ODI #10935079.0

Tl* the contact owns a 2015 Buick regal. While stopped at a traffic light, the vehicle began to putter and hesitate while accelerating. The failure occurred randomly. The dealer diagnosed that the engine fractured and needed to be replaced. The vehicle was repaired; however, the contact heard a grinding noise. The vehicle was not diagnosed or repaired. The manufacturer was notified. The failure mileage was approximately 50,000.

11/23/2020 54,000 mi ODI #11375902.0

Engine has gone out twice within 54k miles. Service tech said this is a know issue with the 2015 Buick regal engine. I just had it replaced the 2nd time in feb of 2020. First time it went out there was only 12k miles on it. Now its nov. Of 2020 and the car is having the same exact issues as it was when both engines went out. I cannot believe this is happening a third time. This is not fair as a consumer to purchase a new car with barely any mileage and the engine keeps going on. I was on the freeway the last time. Worst possible timing ever. This is like a never ending really expensive issue

10/25/2023 Fire ODI #11551858.0

The contact owned a 2015 Buick Regal. The contact stated that while powered off, a civilian observed smoke emanating from the engine compartment. The contact stated that the vehicle then exploded. The contact stated that a vehicle parked next to the vehicle had damage from the fire. The origin of the fire was unknown. The fire department extinguished the fire and a fire department report was made available. The manufacturer was not notified of the failure. The failure mileage was unknown.

10/21/2019 97,341 mi ODI #11269883.0

Tl* the contact owns a 2015 Buick regal. When the vehicle reached a complete stop, the vehicle stalled and the engine power reduced warning indicator illuminated. The contact had to turn off and restart the vehicle for it to resume normal operation. The vehicle was taken to anchor Buick GMC (1 automotive blvd, elkton, md 21921, (443) 406-4623) where it was diagnosed that the vacuum pump, camshaft, and camshaft sensor failed and needed to be replaced. The vehicle was repaired; however, the failure recurred multiple times. As a result, the contact had to purchase a loaner vehicle. The manufacturer was made aware of the failures and offered $100 towards the repair costs. The failure mileage was approximately 97,341.

07/28/2020 109,610 mi ODI #11341888.0

I started experiencing excessive oil burn at around 85,000 miles. Since then, I have checked my oil biweekly to top off and keep at proper levels along with consistent oil changes as the oil gets dirty quickly. Dealerships before have told me that its "normal" for these engines. At 109,610 miles, I discovered a bad oil leak. I took the vehicle into an independent mechanic to diagnose and fix the problem. He determined that the vacuum pump had broken off into the engine which caused a seal problem for the top of the engine. As he opened up the top of the engine to remove the broken pieces, he noticed multiple camshaft seals that had worn away, that were hard as rock from excessive heat including piston seals that had been affected, he repaired them all after ordering the replacement parts

07/26/2024 102,000 mi ODI #11604819.0

The contact owns a 2015 Buick Regal. The contact stated while driving at an undisclosed speed, upon reaching a stop light, the vehicle inadvertently lost motive power and was able to restart. After restarting the vehicle, the vehicle returned to normal functionality, but the failure became a regular occurrence. The check engine warning light was illuminated. The vehicle was taken to an independent mechanic, who was unable to determine the cause of the failure. The vehicle was not repaired. The vehicle was then taken to the dealer, who determined that the engine was experiencing a vacuum leak. The vehicle was not repaired. The manufacturer was not notified of the failure. The failure mileage was 102,000.

other 5 complaints shown

11/15/2017 52,000 mi ODI #11046300.0

I went to turn off car after I parked key wouldn't turn off or come out of ignition

10/13/2018 ODI #11140152.0

On 10/10/2018 at 6:45 am, 63 degrees fahrenheit, certified/current lpt warranty/15' regal prem 2/ 60,600 od 2.0l/turbo/automatic trans, conditions-speed-10 MPH-steering straight, brake at 100%, engine performance issues manifested during the end portion of the trip while in drive, at idle, dropping off friend at his workplace parking lot. Trip characteristics-total trip 35 min at 20 total miles-first part of the trip at 45 MPH for 15 min/the middle part of the trip at 70 MPH for 12 min/end portion of the trip at 15-25 MPH for 6 min/idle at 2 min-engine performance-sudden onset of high, rough idle or engine hesitation? Characteristics seemed to include inconsistent engine performance sound and feel felt through the pedals, the driver's seat and steering wheel, brake pedal depressed at 100%

10/02/2015 1,424 mi ODI #10779185.0

Sunroof exploded I was driving down the road I heard a very large pop I looked under the cover of the sunroof and there was a large hole right in the middle. Glass fell through when I opened up the cover. Nothing hit it there were no cracks in it exploded for no reason.

08/24/2015 6,581 mi ODI #10758783.0

Bought the vehicle on 2/28/2015 from rick hendrick Buick GMC in duluth ga. Around the beginning of june 2015 my air vent on the drive side was coming out of the dashboard. I took my vehicle to the dealer on 06/10/2015. They said they had to order a new one. I took the car back to the dealer on 6/13/2015 to get the vent replaced. Since then there has been a very strong ordor(smell) coming from the vents. It smells like a strong finger nail polish. Sometimes the smell gets way to strong and I have to roll the windows down. The smell happens at random times, at different places, and it only lasts for about 20 seconds each time it happens. Sometimes it happens multiple times while driving to work or long distances. I took my car to the dealer on 8/8/2015 and they looked under the car,

07/07/2016 12,000 mi Crash ODI #10883339.0

I was struck on the drivers side by another vehicle that ran a red light while I was going through an intersection. Side airbags deployed but emergency fuel shut off did not work to shut off fuel supply or fuel it got stuck. This resulted in further damage and injuries as the car spun out of control and did not stop until it hit a tree.

electrical 4 complaints shown

5 total in this category · severe · avg repair $850 · see electrical cluster analysis →
09/04/2016 20,900 mi ODI #10903516.0

While driving, on two separate occasions, my dashboard / radio went completely out...only for a few brief seconds, but that has me concerned now seeing a complaint has been filed re similar issue,

08/01/2016 25,000 mi ODI #10892238.0

While I was driving all the dashboard lights want out completely, the car didn't stop running. I got home and tried to get into the car two hours later and the doors would not open with the remote,so I use the key to enter the car, close the door and the alarm want off and the doors locked, I pressed down on the break and push in on the start button, the panel lite up said that the remote dose not match the car, I tried several ways to open the car it didn't do anything I was locked in the car for 30 minutes, the sunroof window was open a little it was 88 degrees outside I had to kick the the sunroof window out to get out of the car. The car is now at ferguson brick in tulsa as of right now the car started, they haven't found anything wrong I believed there is something wrong if they d

07/26/2023 ODI #11534658.0

Airbag Red Light indicator on for 2+ weeks, ambient temperature sensor malfunction and vehicle seems to have less pressure when accelerating

07/12/2019 2 injuries ODI #11231421.0

Tl* the contact owns a 2015 Buick regal. While the contact was inside the vehicle, the driver's side door lock was pressed, which activated the anti-theft system. The doors would not unlock from the inside and the occupants became trapped inside the vehicle for approximately 15 minutes before the contact was able to open the doors. An unknown dealer and the manufacturer were notified of the failure, but no assistance was offered. The failure mileage was unknown. *js

lighting 3 complaints shown

7 total in this category · moderate · avg repair $250 · see lighting cluster analysis →
10/25/2022 ODI #11490719.0

I purchased my 2015 buick in May of 2015. At about December of 2017 the drivers HID head light was breached and moisture crept in creating an inner fog and eventually a puddle of water. In the falloff 2018 the same thing happened on the passengers side. I've removed both head assemblies and tried to fix the problem with very little success. Now I am looking at replacing both lamp assemblies at a cost of $2200 not counting labor.

07/29/2022 ODI #11476526.0

Drivers side headlight has condensation in it & stopped working. Vehicle hasn’t been involved in any accidents or incidents that would have caused this. Dealer advised of the problem while performing oil change.

07/10/2020 34,500 mi ODI #11338637.0

Tl* the contact owns a 2015 Buick regal. The contact stated that the driver's side headlight was filled with moisture. The contact was concerned that moisture in the headlight housing may cause the headlight to become inoperable while driving at night and possibly cause an accident. The diagnosis was confirmed by an independent mechanic. Karp Buick (400 sunrise hwy, rockville centre, ny 11570, 515-665-1739) was contacted and informed of the failure but provided no repair assistance. The manufacturer was not made aware of the failure. The approximate failure mileage was 34,500.

seatbelts 1 complaint shown

11/15/2018 ODI #11151706.0

Driver seat belt will not fasten. Defective ,so I'm without a seatbelt

steering 1 complaint shown

11/03/2020 51,000 mi ODI #11372813.0

While exiting an interstate on a sharp curve failed to respond. No warning lights appeared. When applying brake steering began to respond. Contacted dealer service department charlie obaugh staunton virginia. Vehicle is not on recall list. Problem appears to be similar to 2016 steering recall. Dealership did not offer remedy for problem. This is definitely a safety issue losing steering while in motion. What options do we have

Showing 300 of 33 total complaints. The full federal record is available at nhtsa.gov/vehicle/2015/Buick/Regal#complaints.
Source: National Highway Traffic Safety Administration (NHTSA) owner complaint database. Last synced 2026-06-14. Complaints are owner-submitted and unverified — the existence of a complaint is not proof of a defect, but a pattern of complaints around the same component is a signal worth weighing. Verify any specific filing at nhtsa.gov.
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