RoadVitals

2007 Buick Lacrosse Engine Problems

Owner-reported complaints naming the engine system, filed with NHTSA

Data refreshed

Engine reportsComplaints are reports submitted to NHTSA by owners and drivers. NHTSA does not verify most reports before publishing them, and a complaint does not establish that a defect exists. Volume is influenced by how many of a vehicle were sold, how long it has been on the road, and how much attention an issue has received.
16
Latest Oct 23, 2025
Share of all reportsThis category as a share of every owner report on file for this model year. One report can name more than one component, so the categories overlap.
6%
of 250 total
Crash or fire reportedReports in this category whose submitter recorded that a crash or a fire occurred. The reporter's own answer on the NHTSA form, not a verified finding.
1
Injuries or deaths reportedTotals the submitters entered on their own reports in this category. Not verified by NHTSA and not a casualty statistic.
0

What this page shows

Reports naming the engine itself — including stalling, misfires, oil consumption, cooling and internal engine components. Every record below is an owner-reported complaint about the 2007 Buick Lacrosse submitted to NHTSA — not a confirmed defect, not a recall and not a manufacturer bulletin. 16 reports on file name it.

Complaints are reports submitted by owners and drivers to NHTSA. They are not verified and do not establish that a defect exists.

Owner reports naming engine

Shown in the owner’s own words, exactly as filed

ElectricalEngineFuel system
Filed Oct 23, 2025

Car refuses to relearn the app sensor. Throttle body and sensor is good, always changed the EVAP Purge valve. Still throwing codes and reduce engine speed stays on..

NHTSA ID
11695165
Incident
Oct 16, 2025
Engine
Filed Apr 20, 2023

The contact owns a 2007 Buick LaCrosse. The contact was made aware of NHTSA Campaign Number: 14V355000 (Electrical System). The contact took the vehicle to the local dealer and had the recall repair performed. The contact stated that in May 2022, while driving 25 MPH, the engine seized. The contact stated no warning light was illuminated. Additionally, the contact stated the key failed to turn in the ignition. The contact stated he waited approximately 5 minutes before he was able to restart the vehicle and continue driving to his destination. The contact took the vehicle back to the local dealer, where it was diagnosed with needing the catalytic converter to be replaced. The vehicle was not repaired. The contact took the vehicle to the independent mechanic and had the catalytic converter replaced. The vehicle was repaired but continued to experience the failure. The manufacturer had not been informed of the failure. The failure mileage was approximately 100,000.

NHTSA ID
11518006
Incident
Oct 8, 2020
Mileage
100,000 mi
ElectricalEngine
Filed Feb 18, 2016

2007 BUICK LACROSSE. CONSUMER WRITES IN REGARDS TO INTERMITTENT ENGINE LOSS OF POWER. *SMD

NHTSA ID
10838301
Incident
May 13, 2015
EnginePowertrain (other)
Filed Mar 23, 2015

TL*THE CONTACT OWNS A 2007 BUICK LACROSSE. THE CONTACT STATED THAT WHILE DRIVING AT VARIOUS SPEEDS, THE VEHICLE JERKED WHENEVER THE ACCELERATOR PEDAL WAS DEPRESSED. ALSO, THE CONTACT STATED THAT WHILE THE VEHICLE IN PARK ON AN INCLINE, THE VEHICLE FAILED TO SHIFT GEARS. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 21,804.

NHTSA ID
10701115
Incident
May 15, 2014
Mileage
21,804 mi
EnginePowertrain (other)
Filed Mar 23, 2015

TL*THE CONTACT OWNS A 2007 BUICK LACROSSE. THE CONTACT STATED THAT WHILE DRIVING AT VARIOUS SPEEDS, THE VEHICLE JERKED WHEN THE ACCELERATOR PEDAL WAS DEPRESSED. THE CONTACT ALSO STATED THAT WHEN VEHICLE WAS IN A PARK POSITION ON AN INCLINE, IT FAILED TO SHIFT GEARS. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 21,804.

NHTSA ID
10701108
Incident
May 15, 2014
Mileage
21,804 mi
ElectricalEngine
Filed Jan 18, 2015

WHO ARE WE KIDDING WITH THIS RECALL? (NHTSA 14V355, GM 14299) CORRECTING A FAULTY IGNITION SWITCH WITH AN EXTRA KEY RING AND A PAPER TO ADD TO THE OWNER'S MANUAL IS A LAWYER'S SOLUTION. IS THIS A DESIGN DEFECT, OR IS IT NOT? WHY IS IT NOT ADEQUATE? 1) IT DOES NOT INSURE THAT THE WEIGHT OF THE KEYS WILL NOT CAUSE SHUTDOWN. IT ONLY MAKES IT A LITTLE LESS LIKELY. 2) IN A YEAR'S TIME, EVEN THE CURRENT OWNER'S WILL HAVE FORGOTTEN THE SOLUTION. EVEN IF IT'S IN THE CAR'S MANUAL, DOES ANYONE EVER ACTUALLY READ THE MANUAL END-TO-END?. LET ALONE REREADING IT REGULARLY TO REFRESH THEIR KNOWLEDGE? IT'S ONLY THERE, IF AT ALL, FOR REFERENCE. 3) HOW MANY SECOND OWNER'S EVEN GET THE MANUAL? HOW MANY WILL GET KEYSETS WITH THE EXTRA RING? MY EXPERIENCE IS FEW, IF ANY, SUBSEQUENT OWNERS WILL HAVE ANY REMINDER OF THIS RECALL. LET'S GET SERIOUS AND BE RESPONSIBLE. IF THERE IS A DESIGN OR MANUFACTURING SAFETY DEFECT, THEN FIX IT! DEFLECTING LIABILITY TO THE OWNER IS HORSE-PUCKY! *TR

NHTSA ID
10676313
Incident
Jan 1, 2006
ElectricalEngine
Filed Oct 10, 2014

TL* THE CONTACT OWNS A 2007 BUICK LACROSSE. WHILE DRIVING 40 MPH, THE ENGINE STALLED. THE CONTACT SHIFTED INTO NEUTRAL AND WAS ABLE TO RESTART THE VEHICLE. THE FAILURE OCCURRED ON NUMEROUS OCCASIONS. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE CONTACT RECEIVED A RECALL NOTICE FOR NHTSA CAMPAIGN NUMBER: 14V355000 (ELECTRICAL SYSTEM) AND STATED THAT THE PART NEEDED TO REMEDY THE VEHICLE WAS UNAVAILABLE. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS UNKNOWN.

NHTSA ID
10643811
Incident
Sep 27, 2014
Engine
Filed Aug 31, 2014

WE WERE STOPPED AT A RED LIGHT AND THE CAR JUST DIED. WE CALLED AAA AND BEFORE THEY GOT THERE THE CAR STARTED UP AGAIN. THEN WE RECEIVED A RECALL NOTICE FROM GM (RECALL #14299). SINCE PARTS ARE NOT AVAILABLE ACCORDING TO THE LETTER WE REMOVED EVERYTHING FROM THE KEYCHAIN LEAVING ONLY ONE SINGLE KEY AS INSTRUCTED. HOWEVER, OUR CAR AGAIN DIED ON AUGUST 21, 2014 BUT AFTER A FEW MINUTES STARTED UP AGAIN. TODAY, AUGUST 31, 2014 OUR BUICK DIED AGAIN IN THE LEFT TURN LANE STOPPED AT A RED LIGHT. WE HAD TO BE TOWED HOME BY AAA BECAUSE IT WOULD NOT START AGAIN. THIS IS UNACCEPTABLE!! WE ARE AN 80 YEAR OLD COUPLE AND WE ONLY HAVE THIS ONE CAR FOR TRANSPORTATION. WE CANNOT KEEP WORRYING ABOUT OUR CAR EVERYTIME WE DRIVE IT, MUCH LESS THE DANGERS OF HAVING AN ACCIDENT WHEN IT STALLS IN THE MOST UNEXPECTED PLACES AND TIMES. WE NEED A RENTAL CAR TO USE UNTIL GM CAN GET THESE PARTS. I DON'T THINK THAT I AM ASKING TOO MUCH. *TR

NHTSA ID
10629702
Incident
Jul 29, 2014
Mileage
84,826 mi
Engine
Filed Aug 26, 2014

TL* THE CONTACT OWNS A 2007 BUICK LACROSSE. THE CONTACT STATED THAT WHEN ATTEMPTING TO START THE VEHICLE, A SPARK EMITTED FROM THE IGNITION AND THE VEHICLE FAILED TO START. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 92,300. UPDATED 10/23/14*CN THE CONSUMER STATED THE TRACTION CONTROL FAILED DUE TO THE BARRONS AND ARM DAMAGE TO THE FRONT TIRES, THE WATER PUMP FAILED. THE LIFTERS MADE A LOUD KNOCKING NOISE. WATER WOULD ENTER THROUGH THE DRIVER'S SIDE WINDOW SEAL. THE TIRES WERE BE REPLACED. UPDATED 4/13/2015 *JS

NHTSA ID
10628520
Incident
May 22, 2014
Mileage
92,300 mi
Engine
Filed Aug 18, 2014
Crash reported

TL* THE CONTACT OWNS A 2007 BUICK LACROSSE. THE CONTACT STATED WHILE DRIVING APPROXIMATELY 60 MPH, SHE HIT A POT HOLE AND THE VEHICLE STALLED. THE VEHICLE COASTED TO THE SHOULDER OF THE ROAD. THE VEHICLE WAS RESTARTED AND THE CONTACT WAS ABLE TO DRIVE THE VEHICLE AS NORMAL. THE CONTACT RECEIVED A RECALL NOTICE UNDER NHTSA CAMPAIGN NUMBER: 14V355000 (ELECTRICAL SYSTEM), HOWEVER THE PARTS NEEDED FOR THE REPAIRS WAS UNAVAILABLE. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 110,000.

NHTSA ID
10626067
Incident
Aug 18, 2014
Mileage
110,000 mi
Engine
Filed Jul 16, 2014

TL* THE CONTACT OWNS A 2007 BUICK LACROSSE. THE CONTACT STATED THAT WHILE DRIVING 25 MPH, THE VEHICLE STALLED AND THE CHECK ENGINE LIGHT ILLUMINATED ON THE INSTRUMENT PANEL. THE POWER STEERING BECAME DIFFICULT MANEUVER. THE VEHICLE WAS TOWED TO THE DEALER. THE TECHNICIAN DIAGNOSE THAT THE ENGINE WIRE HARNESS WAS DAMAGED AND NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED. THE FAILURE AND CURRENT MILEAGE WAS 71,000. UPDATED 09/02/14*LJ UPDATED 09/17/2014 *JS

NHTSA ID
10610900
Incident
Jul 15, 2014
Mileage
71,000 mi
Engine
Filed Jul 13, 2011

TL* THE CONTACT OWNS A 2007 BUICK LACROSSE. THE CONTACT STATED WHILE DRIVING 70 MPH THE VEHICLE STALLED. THE CONTACT WAS FORCED TO DRIVE ONTO THE EMERGENCY LANE AND ATTEMPT TO RESTART THE VEHICLE. THE VEHICLE WOULD NOT RESTART IMMEDIATELY BUT IT DID RESTART AFTER SEVERAL ATTEMPTS. THE CONTACT TOOK THE VEHICLE TO THE DEALER FOR A DIAGNOSTIC TO TEST WHICH DID NOT LIST ANY ERROR CODES REGARDING THE VEHICLE STALLING. THE CONTACT TOOK THE VEHICLE TO ANOTHER DEALER FOR ANOTHER DIAGNOSTIC TEST AND WAS ALSO ADVISED THAT THERE WERE NO ERRORS CODES TO DETERMINE THE CAUSE OF FAILURE. THE CONTACT CALLED THE MANUFACTURER REGARDING THE VEHICLE STALLING. THE MANUFACTURER ADVISED THE CONTACT THAT THERE WERE NO OTHER COMPLAINTS REGARDING THE VEHICLE STALLING. THE CONTACT TOOK THE VEHICLE TO A LOCAL MECHANIC WHO STATED THE CRANK SENSOR FAILED AND THE STEERING MODULE WAS FAULTY. THE CONTACT STATED VEHICLE WAS UNSAFE TO DRIVE WHICH COULD POTENTIALLY RESULT IN A SERIOUS CRASH. THE FAILURE MILEAGE WAS 82,000.

NHTSA ID
10412130
Incident
Jul 8, 2011
Mileage
82,000 mi
ElectricalEngine
Filed Jun 2, 2010

2007 BUICK LACROSSE SEDAN. CONSUMER STATES MAJOR SAFETY DEFECT. CONSUMER REPORTS WHILE DRIVING THE ENGINE SHUT DOWN 3 TIMES FOR NO APPARENT REASON *TGW

NHTSA ID
10334834
Incident
Mar 1, 2010
Engine
Filed Jan 26, 2009

UNABLE TO READ DASH INFORMATION AT DUSK IN THE AM,THE DASH LIGHT DISPLAY WILL TAKE ANYWHERE FROM 15 SECONDS TO 30 MINUTES TO READ. *TR

NHTSA ID
10256324
Incident
Apr 1, 2008
Engine
Filed Aug 11, 2008

TL*THE CONTACT OWNS A 2007 BUICK LACROSSE. IN FOUR DIFFERENT SITUATIONS, WHILE DRIVING 40 MPH, THE VEHICLE WOULD RANDOMLY STALL. THE CONTACT HEARD CLANKING NOISES IMMEDIATELY BEFORE THE VEHICLE BEGAN TO HESITATE AND EVENTUALLY STALL. IN TWO OF THE INCIDENTS, THE VEHICLE WAS ABLE TO BE RESTARTED AFTER A FEW ATTEMPTS. THE VEHICLE WAS TAKEN TO THE DEALER TWICE AND THEY WERE ABLE TO DIAGNOSE THE CAUSE OF THE FAILURE AND PRODUCE AN ERROR CODE BOTH TIMES. THEY REPROGRAMMED THE ENGINE, WHICH REPAIRED THE FAILURE FOR APPROXIMATELY TWO OR THREE DAYS. DURING ONE OF THE VISITS, THE DEALER REPLACED A TRANSMITTER AND A THROTTLE BODY. THE REPAIRS WOULD LAST FOR APPROXIMATELY 3 OR 4 DAYS. THE VEHICLE STALLED AGAIN WHILE DRIVING 40 MPH. THE VEHICLE WAS UNABLE TO BE RESTARTED AND THE VEHICLE WAS TOWED TO THE DEALER. THE VEHICLE HAS NOT BEEN REPAIRED AND REMAINS AT THE DEALER. THE FAILURE MILEAGE WAS 16,755 AND CURRENT MILEAGE WAS 17,334.

NHTSA ID
10237639
Incident
Jul 17, 2008
Mileage
16,755 mi
BrakesEngineSteering+1 more
Filed Oct 29, 2007

BRAKES PULSATE WHEN BRAKING. CAR VIBRATES WHILE DRIVING AND ALSO HAS A DESIRE TO PULL TO RIGHT. FEELS LIKES WHEELS ARE OUT OF BALANCE ALL THE TIME. I HAVE TAKEN THE CAR IN AND HAD THE BALANCE CHECKED AND THEY SAY EVERYTHING IS FINE. THEY SAY IT IS THE MAKE OF THE TIRES AND GOODYEAR IS AWARE - THEY HAVE MADE A GOODWILL REPLACEMENT OF THE TIRES DUE TO HISTORY OF MY CAR.... THE ENGINE BLEW AT 1500 MILES!!! STILL NO BETTER. EVERY DAY I GET MY FILLINGS RATTLED LOOSE ON THE WAY TO WORK. THE PULL TO THE RIGHT WAS FIXED WHEN THE REPLACED THE STEERING INTERMEDIATE SHAFT - BUT I HAD TO GO BACK BECAUSE THE DEALER DID NOT DO FRONT END ALIGNMENT AFTER REPLACING THE STEERING SHAFT "NOT NECESSARY - IT'S NOT THE STANDARD PRACTICE WITH THE JOB" WHEN THEY FINALLY PUT IN ON THE MACHINE, IT WAS OUT OF TOE BY .18 DEGREES. I AM STILL WORKING ON GETTING THE BRAKES FIXED. LAST TIME THEY TURNED THEM DUE TO "HARD SPOTS". WHEN I GO BACK FOR THE INSPECTION IN NOV. I HAVE TO HAVE THEM WORK ON THEM AGAIN. THIS TIME I WILL FIGHT TO HAVE THE ROTORS REPLACED AS I AM TERRIFIED THAT I WON'T STOP WHEN I APPLY MY BRAKES BECAUSE THE PULSATING HAS GOTTEN THAT BAD. *TR

NHTSA ID
10207364
Incident
Jun 22, 2007
Mileage
30 mi

Higher-selling and older vehicles accumulate more reports. Counts are not failure rates and are not directly comparable between vehicles that sold in very different numbers.

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