There are 26 owner-reported engine complaints for the 2012 Buick LaCrossein NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
The contact owns a 2012 Buick LaCrosse. The contact stated while driving approximately 20 MPH, the vehicle stalled. The contact stated no warning light was illuminated. The contact had the vehicle towed to a local dealer, where it was diagnosed and determined that the engine had seized and needed to be replaced. The vehicle was not repaired. The manufacturer was not informed of the failure. The failure mileage was approximately 170,000.
The contact owns a 2012 Buick Lacrosse. The contact stated that while driving at an undisclosed speed, the oxygen sensor warning light was illuminated. The vehicle was taken to an independent mechanic and the mechanic reset the oxygen sensor warning light. However, after driving for 400 miles, the oxygen sensor warning light illuminated. The vehicle was not diagnosed nor repaired by an independent mechanic or dealer. The manufacturer was not made aware of the failure. The failure mileage was approximately 40,000.
The contact owns a 2012 Buick LaCrosse. The contact stated that the check engine warning light was illuminated. The vehicle was not diagnosed or repaired. The manufacturer was not informed of the failure. The failure mileage was approximately 44,000.
The contact owns a 2012 Buick LaCrosse. The contact stated while driving 70 MPH, the vehicle lost motive power and stalled. The contact was able to restart the vehicle after a while. The contact stated that the service stabili trac warning light was illuminated. The vehicle was towed to the dealer however, the mechanic was unable to duplicate the error code. The vehicle was not repaired. The contact stated that the error occurred several times. The manufacturer was informed of the failure. The failure mileage was 56,000.
TL* THE CONTACT OWNS A 2012 BUICK LACROSSE. THE CONTACT STATED THAT WHILE DRIVING AT VARIOUS SPEEDS, THE VEHICLE STALLED WITH THE STABILITY TRACK AND ANTI-THEFT WARNING LIGHTS ILLUMINATED. THE VEHICLE WAS RESTARTED AFTER 15 SECONDS AS PER THE OWNERS MANUAL INSTRUCTIONS AND WOULD REPROGRAM ITSELF. THE VEHICLE WAS TAKEN TO HERITAGE AUTO GROUP (965 VETERANS MEMORIAL HWY NE, ROME, GA 30161) THREE TIMES FOR REPAIRS AND THE KEYS WERE REPROGRAMMED, THE LOOSENED THROTTLE BODY WAS TIGHTENED, AND THE WATER PUMP WAS REPLACED HOWEVER, THE FAILURE RECURRED. THE DEALER INFORMED THE CONTACT TO TAKE THE VEHICLE TO ANOTHER BUICK DEALER FOR SERVICE. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 93,399.
TL* THE CONTACT OWNS A 2012 BUICK LACROSSE. WHILE DRIVING APPROXIMATELY 65 MPH, THE CHECK ENGINE WARNING INDICATOR ILLUMINATED, STATING THAT THE ENGINE POWER WAS REDUCED. THE VEHICLE BEGAN TO SLOW DOWN AND FAILED TO ACCELERATE. WHEN THE CONTACT TURNED OFF AND RESTARTED THE VEHICLE, THE ENGINE BEGAN TO RUN PROPERLY. THE VEHICLE WAS NOT TAKEN TO A CERTIFIED MECHANIC OR DEALER. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 152,000.
IN 3500 MILES MY CAR CONSUMED 4 QTS OF OIL. IN RETURNED THAT CAUSED STALLING VEHICLE SHUT OFF WHILE IN TRAFFIC ON A HIGHWAY AND ENGINE DAMAGE. GM KNOWS THAT IT'S A PROBLEM BUT WILL ONLY FIX THE PROBLEM IF YOU ARE UNDER WARRANTY.
AC SYSTEM WENT OUT, COMPRESSOR AND CLUTCH STOPPED WORKING.
JUST OVER 70,000 MILES ON THE CAR. ENGINE LIGHT CAME ON AND CAR WAS RUNNING ROUGH AND STALLING AT IDLE. ENGINE LIGHT CODE INDICATED A CAM SHAFT MISALIGNMENT. DEALER TORE ENGINE APART TO FIND THE PROBLEM AND REPORTED THAT A FEW OF THE VALVES WERE EITHER BENT OR HAD BROKEN OFF. REPAIR WOULD BE A COMPLETE ENGINE REBUILD/REPLACEMENT.
HI THERE COMING HOME THE OTHER DAY ON HIGHWAY LOST EVERYTHING , LUCKILY I WAS IN THE RIGHT LANE NO STEERING VERY HARD TO STOP ! HAD TO GET IT TOWED ! SERPENTINE BELT OFF ! REPLACE BELT THREE TIMES BELT KEEPS COMING OFF ! NEED HELP !
TL* THE CONTACT OWNS A 2012 BUICK LACROSSE. UPON STOPPING THE VEHICLE, IT STALLED AND HESITATED TO RESTART. THERE WERE NO WARNING INDICATORS ILLUMINATED. THE CONTACT CALLED DON BROWN CHEVROLET (2244 S KINGS HIGHWAY BLVD, SAINT LOUIS, MO 63110, (314) 450-7161) WHERE A DIAGNOSTIC APPOINTMENT WAS SCHEDULED. THE MANUFACTURER WAS NOT CONTACTED. THE FAILURE MILEAGE WAS UNKNOWN.
EXCESS OIL CONSUMPTION BETWEEN OIL CHANGE, USED 3 QUARTS. STARTED APPROXIMATELY 57000 MILES. NO OIL LEAKS OR SMOKING DETECTED PER DEALERSHIP. PLATINUM WARRANTY WAS BOUGHT WITH NEW VEHICLE, 6 YRS. OR 85000 MILES, WITH FWS, INC. THE DEALERSHIP STATED CONSUMPTION DUE TO STUCK PISTON RINGS. WARRANTY CO. REFUSES TO COVER. WHAT CAN GM DO TO HELP.
TL* THE CONTACT OWNS A 2012 BUCK LACROSSE. WHILE DRIVING 70 MPH, THE VEHICLE STALLED AND THE CHECK ENGINE INDICATOR ILLUMINATED. ADDITIONALLY, THERE WAS AN ABNORMAL BURNING PLASTIC ODOR INSIDE THE VEHICLE FROM AN UNKNOWN SOURCE. THE VEHICLE WAS TOWED TO AN INDEPENDENT MECHANIC. THE CONTACT CALLED TWO LOCAL DEALERS: JIM CAUSLEY BUICK GMC (38111 S GRATIOT AVE, CHARTER TOWNSHIP OF CLINTON, MI 48036, (586) 307-5895) AND VYLETEL BUCK GMC (40755 VAN DYKE, STERLING HEIGHTS, MI 48313, (586) 698-7530). THE CONTACT WAS INFORMED THAT THERE WERE NO HYBRID MECHANICS EMPLOYED AT EITHER DEALER. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOTIFIED AND INFORMED THE CONTACT THAT THE VEHICLE WAS NOT INCLUDED IN A RECALL. THE MANUFACTURER REFERRED THE CONTACT TO OTHER DEALERS IN THE AREA. THE FAILURE MILEAGE WAS 104,800.
SEAL IN FRONT TIMING COVER FAILED AND WAS LEAKING OIL.
TL* THE CONTACT OWNS A 2012 BUICK LACROSSE. WHILE THE VEHICLE WAS STATIONARY, THE MALFUNCTION INDICATOR ILLUMINATED WITHOUT WARNING. IN ADDITION, THE VEHICLE STALLED WITHOUT WARNING ON MORE THAN ONE OCCASION. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 85,293.
TL* THE CONTACT OWNED A 2012 BUICK LACROSSE. THE CONTACT STATED THAT THE VEHICLE EXPERIENCED A LOSS OF POWER AND THE CHECK ENGINE WARNING INDICATOR ILLUMINATED. YATES BUICK GMC (13845 W TEST DR, GOODYEAR, AZ) INFORMED THE CONTACT THAT THERE WERE NO OPEN RECALLS. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 50,000.
AS DRIVING AT 50 MILES/HR ON SUBURBAN MAIN STREET, ENGINE LOST COMPLETE POWER. ALL WARNING LIGHTS CAME ON AT SAME TIME ALONG WITH CHECK ENGINE ICON. MY BUICK LACROSSE HAD NO ACCELERATION, NO POWER STEERING, AND NO POWER BRAKES. THE CAR HAD NO PREVIOUS WARNING. NO PREVIOUS REDUCED PERFORMANCE WITH ENGINE. NO PROBLEMS WITH GAS ECONOMY. ABSOLUTELY NO WARNING THIS WOULD HAPPEN. CAR STILL HAD ELECTRICITY SINCE SPEEDOMETER STILL READING AND RADIO ON. AFTER TURNING OFF CAR AND RESTARTING NO FURTHER PROBLEMS. GM STATES NO ERROR MESSAGE IN COMPUTER. HOWEVER, THIS IS OUR SECOND GM CAR TO EXPERIENCE A REDUCED ENGINE SCENARIO. THIS TIME HOWEVER, IT WAS NOT REDUCED JUST COMPLETELY OFF. THIS IS A MAJOR SAFETY CONCERN! WHAT IF IT OCCURS ON THE EXPRESSWAY WITH FAST TRAFFIC. LUCKILY IT WAS A LOCAL, BUT BUSY STREET, AND A SUNDAY. I CANNOT BELIEVE A GOVERNMENT AGENCY HAS NOT HELD GM ACCOUNTABLE FOR THIS PROBLEM. A CAR WITH SUDDEN POWER LOSS IS A MAJOR PUBLIC SAFETY CONCERN. LUCKILY AGAIN I'M AN EXPERIENCED DRIVER WITH A SIMILAR INCIDENCE IN ANOTHER GM VEHICLE AND KNEW IF I HIT THE BRAKES I WAS A SITTING DUCK. HOW CAN A CAR LOSE POWER AND MULTIPLE POSTS ON INTERNET AND NO RECALL ? OUR BUICK ONLY HAS 30,000 MILES.
I NOTICED A FEW WET SPOTS UNDER THE VEHICLE, BUT I COULDN'T ESTABLISH WHERE IT WAS COMING FROM. ON 25/NOV/2015 WHILE I WAS DRIVING, THE VEHICLE'S TEMPERATURE GAUGE SUDDENLY WENT UP, FOLLOWED BY "ENGINE OVERHEAT" MESSAGE AND ALARM. I WAS ON A LONG BRIDGE IN A CONSTRUCTION AREA, AND I WAS FORCED TO STOP ON THE SIDE IN A VERY DANGEROUS LOCATION. I HAD THE VEHICLE TOWED TO A REPAIR SHOP WHERE IT WAS DISCOVERED THAT THERE WAS ABSOLUTELY NO COOLANT REMAINING. THE SHOP MECHANIC ADDED MORE COOLANT WITH A DYE AND LET IT RUN IN ORDER TO FIND OUT WHERE IT WAS LEAKING FROM. THERE WAS NO LEAK AT ALL. I WAS TOLD TO DRIVE HOME AND COME BACK THE NEXT DAY FOR A CHECK. I WENT BACK THE NEXT DAY, AND THERE WAS NO SIGN OF LEAKAGE. AFTER ABOUT 1 WEEK I STARTED NOTICING THE WET SPOTS ON THE THE GROUND AGAIN. THIS TIME I TOOK IT TO THE BUICK DEALER, AND THEY COULDN'T FIND ANY SIGN OF LEAKING COOLANT. I CHECKED ON THE WEB AND REALIZED THAT THIS IS A COMMON PROBLEM WITH BUICKS. MANY OWNERS HAVE EXPRESSED THEIR FRUSTRATION WITH COOLANT LEAKS WHOSE COURSE COULD NOT BE ESTABLISHED. I AM NOW STUCK WITH A VEHICLE THAT COULD LITERALLY GO UP IN FLAMES ANY MOMMENT. I BELIEVE THAT THIS IS A POTENTIAL DESIGN ISSUE THAT SHOULD BE ESTABLISHED.
2012 BUICK LACROSSE. CONSUMER RECEIVED RECALL FOR VEHICLE AND IS REQUESTING REPAIRS. *TA THE ENGINE LIGHT ILLUMINATED. *JB
DIESEL FUEL WAS ACCIDENTALLY FUELED INTO THE CAR AT A GAS STATION HAVING A "HYBRID" PUMP--ONE HAVING TWO NOZZLES. WHILE THIS WAS A MISTAKE ON THE DRIVERS PART, A DIESEL FUEL NOZZLE IS DESIGNED NOT TO FIT INTO A CAR WITH A GASOLINE ENGINE. THIS ERROR SHOULD HAVE BEEN IMPOSSIBLE. ON THIS BUICK, THIS IS NOT THE CASE. A DIESEL HOSE CAN BE FITTED INTO THE FILLER PIPE AND LEFT THERE UNATTENDED AND WILL FILL THE TANK. THE SAFETY DANGER IN THIS IS THAT THE CAR WILL STALL WHEN THE UNLEADED FUEL ALREADY IN THE FUEL LINES RUNS OUT AND THE ENGINE RECEIVES CONTAMINATED FUEL. WE WERE LUCKY AND THE CAR REACHED HOME FIRST AND THEN COULD NOT BE RESTARTED. OTHERWISE, THE CAR WOULD HAVE STALLED ON THE ROAD, THE POWER STEERING WOULD HAVE FAILED, AND THE CAR COULD EASILY HAVE BEEN IN AN ACCIDENT. THIS CONDITION COST $1145 TO REPAIR. UPDATED 1/16/15 *JS
Showing 1–20 of 26 complaints
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