2015 Buick Regal
The Verdict
The 2015 Buick Regal has 33 owner complaints filed with NHTSA. The most reported issues are electrical (13 complaints) and engine (11 complaints). With a Klunk Score of 92/100, it earns a "Smooth Ride" rating. If you're shopping for a Buick Regal, consider the 2020 model year which has 93% fewer complaints.
Safe Bet
The 2020 has 93% fewer complaints
View the 2020 Buick Regal dashboard →
Klunk Score: Smooth Ride
This vehicle year has significantly fewer complaints than average. A reliable choice.
How is this calculated?
The Klunk Score ranks this vehicle year against all others in our database based on total owner complaints filed with NHTSA. 100 = fewest complaints (top tier), 0 = most complained-about. Scores above 60 are better than average; below 40 means more problems than most.
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Under the Hood
Each number is a complaint. Darker = bigger problem.
By Category
By Severity
Worst Problems
Complaints
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.
Excessive oil consumption on the 2.4L engine. GM has known about the oil consumption on these engines for a long time and if oil is not consistently checked and topped off it will seize the motor while driving
After starting my vehicle with foot on the brake and putting the vehicle in gear it will move forward and occasionally roll for 4 or 5 feet before the brake engages. This is extremely dangerous as I'm pulling out of a parking space and merging with ongoing traffic !This has been going on for approximately three weeks. The vehicle literally has no brakes for four or five feet despite the fact that my foot being pressed all the way down on the brake pedal!! Last week I came very close to a major accident when I couldn't stop for an on oncoming car. Thank goodness the operator of the other vehicle stopped in time to avoid a serious accident! I immediately took the car to a local garage to have my brakes checked. They found no issues. I then took it to the Buick dealer,BICAL, and they found a serious issue. The brake vacuum pump had frozen and had actually disintegrated and no longer was functional. Parts from the pump entered the valve shaft area also. The end result was a $3,000 repair bill. The important issue here is the driver safety on the road.Although this was only occasional and at low speeds left unattended would lead to a total brake failure with major consequences and major fatalities!! God only know how many major accidents occurred with major consequences without anyone knowing the true source of the accident details. I have read online that 1996-1997 Cadillacs also have this same issue!! This is a very poor design and a major safety issue. After all there is no such thing as a minor brake issue!!! I'm avail to discuss this issue issue at your convenience. I can be reached on [XXX] [XXX] cell. Repair bill available. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6)
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.
Airbag Red Light indicator on for 2+ weeks, ambient temperature sensor malfunction and vehicle seems to have less pressure when accelerating
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.
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.
I STARTED EXPERIENCING EXCESSIVE OIL BURN AT AROUND. 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. I DISCOVERED A BAD OIL LEAK. VACUUM PUMP ISSUES. MULTIPLE CAMSHAFT SEALS WORN AWAY, THAT WERE HARD AS ROCK FROM EXCESSIVE HEAT INCLUDING PISTON SEALS THAT HAD BEEN AFFECTED. THOUGHT THIS POSSIBLY HAD FIXED THE EXCESSIVE OIL BURN. A FEW WEEKS LATER I RECEIVED THE OIL LEVEL LOW NOTIFICATION ON THE CAR COMPUTER. I CHECK AND ITS VERY LOW. THE OIL BURN IS CONTINUING WITH NO CLEAR SIGNS OF AN OIL LEAK WITH DIRTY OIL. THERE IS POSSIBLY MORE PROBLEMS WITHIN THE ENGINE THAT AREN'T SEEN. I HAVE CHECKED PREVIOUS COMPLAINTS. I NOTICE THAT THIS ENGINE HAS MANY OF THE SAME PROBLEMS WITH THE TURBO PACKAGE ON GM VEHICLES. IT HAS A ROUGH IDLE AND ENGINE HESITATION. THESE CHARACTERISTICS SEEM TO INCLUDE INCONSISTENT ENGINE PERFORMANCE SOUND AND ARE FELT THROUGH THE PEDALS, THE DRIVER'S SEAT AND STEERING WHEEL, THERE IS A PUTTER AND HESITATES WHILE ACCELERATING.
AIR BAG SYSTEM KEEPS COMING ON THE DEALER SAYS IT'S MY FAULT AND THEY CAN'T DO NOTHING ABOUT IT I HAVE A KID AND IT'S NOT SAFE MY AIRBAG CAN DEPLOY ANYTIME.
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
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
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 FROM BUICK. THINKING THIS POSSIBLY HAD FIXED THE EXCESSIVE OIL BURN, I STOPPED CHECKING THE OIL LEVELS. A MONTH AND 1,000 MILES LATER, I RECEIVED THE OIL LEVEL LOW NOTIFICATION ON THE CAR COMPUTER. I CHECK AND ITS VERY LOW. THE OIL BURN IS CONTINUING WITH NO CLEAR SIGNS OF AN OIL LEAK WITH DIRTY OIL. THERE IS POSSIBLY MORE PROBLEMS WITHIN THE ENGINE THAT AREN'T SEEN. CHECKING PREVIOUS COMPLAINTS. I NOTICE THAT THIS ENGINE HAS MANY OF THE SAME PROBLEMS WITH THE TURBO PACKAGE ON GM VEHICLES.
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.
FAULTY BRAKE VACUUM PUMP. LEAKING OIL AND VEHICLES BRAKE PEDAL WAS STIFF AND LUCKILY DID NOT LEAD TO AN ACCIDENT AS I HAD TO USE ALL MY WEIGHT TO PUSH THE PEDAL DOWN TO STOP THE CAR. I TOOK THE CAR TO A BUICK DEALERSHIP AND THEY SAID THE VACUUM PUMP DISINTEGRATED WHILE DISASSEMBLING TO PUT NEW VACUUM PUMP IN. THIS LEAD TO PARTS OF THE VACUUM PUMP ENTERING THE ENGINE. THERE IS NOW METAL IN THE OIL AND ENGINE IS NOT RUNNING RIGHT WITH REDUCED POWER. DEALERSHIP SAID IT IS NOT THEIR FAULT THAT GM MADE A VACUUM PUMP THAT IS NOTORIOUS FOR FALLING APART INTO THE ENGINE. IF THE DEALERSHIP IS AWARE OF A CHEAP PART THAT OFTEN DISINTEGRATES INTO THE ENGINE HOW HAS THIS NOT BEEN RECALLED? I SEE MANY CASES ONLINE WHERE THIS HAS HAPPENED. DEALERSHIP I TOOK IT TO IS VANDEVERE BUICK IN AKRON OHIO. JERRY MESSENGER IS THE MANAGER THAT CAN VERIFY MY COMPLAINT. *TR
DRIVER SIDE HEADLIGHT IS RETAINING WATER/LIQUID. WHEN I BOUGHT THE CAR IN 2015, I WAS TOLD THAT MY TIRES WERE NEW; THEN 2 YEARS AGO, I WAS TOLD THAT I NEEDED TO REPLACE TWO OF THEM. NOW ONE OF THE TWO ORIGINAL PIRELLI TIRES HAS PITS AND CLEARS CHUNKS MISSING FROM THE TIRE BASE, AS WELL AS MANY CRACKS THROUGHOUT THE ENTIRE TIRE! LASTLY, THE CAR HAS A HABIT OF LOCKING THE DOORS ON ITS OWN AND KEEPING THEM LOCKED, THEREBY MAKING IT IMPOSSIBLE TO GET IN. THE MOST RECENT TIME, I CALLED ONSTAR...AND DIDN'T EVEN SPEAK TO ANYONE, BUT THEY MIRACULOUSLY OPENED AND THE REMOTE WORKED FINE...AGAIN! VEHICLE HAS UNDER 49000 MILES ON IT! VEHICLE HAS ALWAYS BEEN SERVICED BY ARNOLD CHEVY / BUICK AND NO ONE ELSE! OH, AND JUST A COMPLAINT FROM WHEN I PURCHASED THE VEHICLE: I WAS NEVER TOLD THE CAR NEEDED PREMIUM GAS FOR BEST TURBO PERFORMANCE; I WAS TOLD THAT AFTER OWNING THE VEHICLE 3 YEARS, AFTER THE WARRANTY EXPIRED AND I COMPLAINED OF THE ENGINE LAGGING.
THE DRIVER SIDE HEADLIGHT ASSEMBLY HOLDS WATER AND MOISTURE AND LIGHT CAN NOT COME OUT VERY WELL IT'S A KNOWN ISSUE AND SHOULD HAVE A RECALL ON IT
SERVICE AIRBAG WAS DISPLAYED ON THE DASHBOARD WHEN I STARTED MY VEHICLE. TOOK IT IN TO A BUICK DEALERSHIP AND IT WAS THE AIRBAG MODULE. MY CONCERN IS THAT IT WENT OUT AT ALL IN A VEHICLE THAT HAD LESS THAN 100,000 MILES ON IT AND IF IT WOULD HAPPEN AGAIN.
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.
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
WE HAD THE DRIVER'S HEADLIGHT REPLACED UNDER WARRANTY DUE TO IT HOLDING WATER. ONCE WE GOT THE CAR BACK AND DROVE IT AT NIGHT, IT WAS APPARENT THAT THE LIGHT PATTERN WAS NOT THE SAME. SEE PHOTO. WE WERE NOT ABLE TO SEE THE ROAD ON THE LEFT SIDE SINCE THE BEAM WAS ESSENTIALLY POINTED DOWN SO I TOOK THE VEHICLE BACK AND THEY SAID THAT THE HEADLIGHT WAS A NEW DESIGN AND THAT'S HOW IT LOOKS BUT THEY CLAIMED TO HAVE ADJUSTED IT AGAIN. THAT WEEK WE DROVE TO ORLANDO AT NIGHT AND ALMOST EVERY CAR IN THE OPPOSITE DIRECTION WOULD EITHER FLASH THEIR LIGHTS AT US OR HONK THEIR HORN. I DID A STATIC TEST AND THE LEDT LIGHT WAS ILLUMINATING OVERHEAD ROAD SIGNS AT A DISTANCE OF 50FT SO WE WERE BLINDING ONCOMING DRIVERS. I CONTACTED BUICK CORPORATE AND THEY TOLD ME TO TAKE THE VEHICLE BACK TO THE DEALER A 4TH TIME, ONCE AGAIN I WAS TOLD THIS IS THE NEW DESIGN BUT WE WILL ADJUST IT. AS IT STANDS RIGHT NOW, MY LEFT AND RIGHT HEADLIGHTS ARE THROWING 2 COMPLETELY DIFFERENT LIGHT PATTERNS, I STILL CAN'T SEE THE LEFT SIDE OF THE ROAD AND THE HIGH BEAMS ON THE LEFT SIDE DON'T SEEM TO ILLUMINATE ANYTHING AT ALL. I'M A LICENSED ENGINEER AND ACCIDENT RE-CONSTRUCTIONIST THAT HAS SUBJECTED OTHER VEHICLES TO DOT AND SAE HEADLIGHT TESTS AND THESE LIGHTS WILL NOT PASS. IT ALSO CAUSES UNDUE STRESS ON THE THE DRIVER SINCE THE LIGHTING PATTERN IS NO LONGER CONSISTENT ACROSS THE FRONT OF THE CAR. I WOULD LIKE SOME HELP IN GETTING GM TO ACKNOWLEDGE THIS ISSUE AND CORRECT IT SINCE THEY ARE TELLING ME THAT ONCE MY WARRANTY EXPIRES IN MAY, THEY ARE NO LONGER RESPONSIBLE
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