CHECK ENGINE LIGHT COMES ON AND OFF. WAS AT A STOP AND STARTED TO ACCELERATE BUT CAR HESITATED AND DASH STARTING CHIMING. T/C WARNING LIGHT AND LOSS OF ENGINE POWER WARNING LIGHT CAME ON. TOOK TO DEALER WHERE IT WAS DIAGNOSED WITH P2138, P1125, P2120 CODES. *TR
2006 Buick Lacrosse
Owner reports · Recalls · Investigations
More warning signs than most Lacrosse years
Owner complaints for the 2006 Buick Lacrosse are substantially higher than the model-year median of 129.
About this comparison →How this year compares
Owner complaints by model year
Compare all Lacrosse years →Counts vary with age, sales and reporting. They are not failure rates.
What owners reported most
All reported categories
Tap a category to read its complaints. One report may name several components.
When problems were reported
Mileage at the reported incident
218 reports with mileage · 81 unknown
NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.
What to inspect
Issues worth paying extra attention to based on owner reports.
- Exterior Lighting. Review the 156 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Electrical System. Review the 83 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Air Bags. Review the 38 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
Electrical System complaints
83 reportsFOR YEARS, THE CAR HAS HAD "ELECTRICAL GREMLINS". THERE MIGHT BE TIMES WE DRIVE IT AND NOTHING HAPPENS OUT OF THE ORDINARY EXCEPT THE SES LIGHT IS ON BECAUSE OF THE TOP LISTED PROBLEM, BUT THEN THERE ARE TIMES (MORE TIMES THAN NOT) THAT JUST THE CAR MOVING, SOMETIMES WHEN HITTING A BUMP, SOMETIMES WORSE WHEN RAINING/WET ROADS TH…
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FOR YEARS, THE CAR HAS HAD "ELECTRICAL GREMLINS". THERE MIGHT BE TIMES WE DRIVE IT AND NOTHING HAPPENS OUT OF THE ORDINARY EXCEPT THE SES LIGHT IS ON BECAUSE OF THE TOP LISTED PROBLEM, BUT THEN THERE ARE TIMES (MORE TIMES THAN NOT) THAT JUST THE CAR MOVING, SOMETIMES WHEN HITTING A BUMP, SOMETIMES WORSE WHEN RAINING/WET ROADS THAT THE DINGER WILL GO OFF AND THE DASH WILL RESET AND WILL SAY ?SERVICE BRAKE SYSTEM? ALONG WITH A FEW OF THE DASH LIGHTS LIGHTING UP FOR A FEW SECONDS WITH THE MESSAGE. SOMETIMES WHEN IT HAPPENS THEN IT WILL ALSO SAY ?TRACTION CONTROL OFF? WHICH MIGHT SAY IT FOR JUST A FEW SECONDS AND THERE HAVE BEEN TIMES IT SAID IT UNTIL I SHUT THE CAR OFF AND RESTARTED IT. THERE HAVE ALSO BEEN TIMES THAT THE RED ABS LIGHT HAS STAYED ILLUMINATED ON THE DASH AFTER THIS HAPPENS. SOMETIMES THIS MIGHT HAPPEN ?SERVICE BRAKE SYSTEM? ONLY LIKE ONCE ON AN OUTING, BUT THEN THERE'S TIMES THAT IT CAN OCCUR 5 TIMES IN 20 SECONDS . IT HAS NO SET SCHEDULE. THE PROBLEM WITH IT ALSO, IS THAT IF YOU HAVE THE BRAKES APPLIED WHEN IT DOES THIS, THEN THE BRAKE PEDAL STARTS PULSING AND GOES FURTHER TO THE FLOOR AND THE BRAKING CAPABILITY OF THE CAR IS LESSENED. MY WIFE AND I HAVE HAD A FEW CLOSE ACCIDENTS BECAUSE OF THIS! AND LIKE USUAL, THE DEALERSHIP HAS TOLD US EVERYTIME WE'VE CALLED THEM THAT IF WE BRING IT IN, THEY CAN DIAGNOSE IT ON OUR DIME BECAUSE OF NO WARRANTY EVEN THOUGH IT WAS DOING IT WHILE UNDER THE WARRANTY PERIOD, WE JUST DIDN'T GET THEM CALLED IN TIME BECAUSE I THOUGHT THE WARRANTY WAS ALREADY OVER BUT IT WASN'T YET. *TR
STEERING KNUCKLE- WAS REPLACED ONCE YEARS AGO UNDER WARRANTY BUT IS NOW STARTING TO MAKE NOISE AGAIN CONSISTENTLY WORSE FOR THE LAST 1-2 YEARS.FOR MONTHS NOW, WE'VE NOTICED THAT OCCASIONALLY THE CAR WILL ACT WEIRD. THE THROTTLE WILL BE LESS RESPONSIVE AND IT WILL ALMOST ACT LIKE IT'S MISSING ON A COUPLE CYLINDERS OR SO, BUT IT H…
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STEERING KNUCKLE- WAS REPLACED ONCE YEARS AGO UNDER WARRANTY BUT IS NOW STARTING TO MAKE NOISE AGAIN CONSISTENTLY WORSE FOR THE LAST 1-2 YEARS.FOR MONTHS NOW, WE'VE NOTICED THAT OCCASIONALLY THE CAR WILL ACT WEIRD. THE THROTTLE WILL BE LESS RESPONSIVE AND IT WILL ALMOST ACT LIKE IT'S MISSING ON A COUPLE CYLINDERS OR SO, BUT IT HAS NEVER SET A CODE FOR IT. THE SHIFT POINTS ARE RAISED AND YOU HAVE TO DRASTICALLY GIVE IT MORE THROTTLE TO GET THE CAR TO ACCELERATE, BUT WHEN IT DOES, IT KINDA LIKE SURGES AND THEN IT SHIFTS HARDER. ONCE IT IS IN ROAD GEAR AND CRUISING, THE CAR SURGES WHILE AT A CONSTANT SPEED, IT CAN BE FELT THAT THE CAR SURGES AND DOESN'T REMAIN TOTALLY SMOOTH AND CONSISTENT LIKE IT SHOULD. AN ENGINE RESTART USUALLY STOPS IT FOR THAT TIME. WE HAVE THE SAME SPORADIC PROBLEM AND HAVE HAD FOR YEARS ON OUR '98 OLDS EIGHTY-EIGHT WITH A 3800 ENGINE ALSO. BOTH CARS ARE NOW DOING THE EXACT SAME THING OCCASIONALLY, ARE 8 MODEL YEARS APART, BOTH HAVE THE 3800 ENGINE BUT ONE IS A SERIES II ENGINE AND THE OTHER IS A SERIES III. WE JUST NOTICED THE PAST FEW MONTHS THAT THE CAR IS STARTING TO MAKE FRONT END NOISES LIKE THE FRONT STABILIZER BAR IS BROKE, SO I LOOKED AT IT RECENTLY AND NOTICED THAT THE LEFT SIDE OF IT WHERE IT CONNECTS TO THE LOWER CONTROL ARM IS STRESS FRACTURED IN HALF. *TR
FOR YEARS, GOING BACK TO WHEN IT HAD A WARRANTY AND THE DEALERSHIP EVEN WORKED ON IT FOR THIS PROBLEM AND HAS HAD ONE OR TWO CALLS IN THE YEARS SINCE FOR SAME PROBLEM, SES LIGHT COMES ON, IT USED TO GO OFF AND ON OCCASIONALLY, BUT NOW HAS BEEN ON FOR A YEAR OR SO CONSTANTLY. IT IS FOR DIAGNOSTIC CODE P2440 (SECONDARY AIR INJECTI…
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FOR YEARS, GOING BACK TO WHEN IT HAD A WARRANTY AND THE DEALERSHIP EVEN WORKED ON IT FOR THIS PROBLEM AND HAS HAD ONE OR TWO CALLS IN THE YEARS SINCE FOR SAME PROBLEM, SES LIGHT COMES ON, IT USED TO GO OFF AND ON OCCASIONALLY, BUT NOW HAS BEEN ON FOR A YEAR OR SO CONSTANTLY. IT IS FOR DIAGNOSTIC CODE P2440 (SECONDARY AIR INJECTION VALVE STUCK OPEN). DEALERSHIP REPLACED VALVE AND/OR AIR PUMP YEARS AGO AND SAID IT WOULD FIX IT, BUT IT DIDN'T. WITHIN A FEW WEEKS, SES LIGHT CAME ON AGAIN FOR SAME THING. I CALLED THEM AND THEY SAID I COULD BRING IT BACK, BUT IT WOULD BE ON MY DIME BECAUSE THEY BARELY GOT IT COVERED THE FIRST TIME UNDER WARRANTY. WE PUT UP WITH IT FOR A BIT, THEN I PURCHASED A NEW VALVE AND INSTALLED IT MYSELF, LIGHT DID NOT GO OUT AND IT STILL TO THIS DAY SAYS THE VALVE (NEW ONE EVEN) IS STUCK OPEN. PROBLEM IS, WHEN THE SES LIGHT IS ON, THE REMOTE STARTER WON'T WORK, WHICH IS VERY UPSETTING FOR ME AND MY WIFE. FOR YEARS, JUST LIKE THE FIRST PROBLEM LISTED, IT WAS INITIALLY ?FIXED? WHILE UNDER WARRANTY, WHICH ONLY WORKED FOR A SHORT TIME. THE PASSENGER FRONT SEAT AIR BAG SENSOR HAS A MIND OF IT'S OWN! SOMETIMES IT REGISTERS A PERSON, SOMETIMES NOT. IT DOESN'T EVEN MATTER WHAT TIME OF YEAR IT IS, OR THE TEMPERATURE IN THE CAR. SOMETIMES IT THINKS THAT MY WIFE (160 LBS) IS A CHILD AND DOESN'T TURN THE AIR BAG ON AND THEN IF WE HIT A BUMP (SOMETIMES WORKS) THEN IT MIGHT TURN IT ON. IT ALSO HAS TIMES THAT IT ALSO TURNS ON THE RED AIR BAG LIGHT ON THE DASH WHILE IT SAYS OFF FOR THE PASSENGER SEAT AIR BAG. YEARS AGO WHEN WE TOOK IT TO THE DEALERSHIP FOR THIS PROBLEM, THEY SAID THEY ?FIXED IT? INITIALLY, BUT IT WAS JUST A SHORT TIME LATER IT DID IT AGAIN. WHEN I CALLED THE DEALERSHIP TO LET THEM KNOW, THEY SAID JUST LIKE THE PROBLEM LISTED ABOVE, THAT IT WAS OUT OF WARRANTY NOW AND THAT I'D HAVE TO PAY OUT OF POCKET, SO I DIDN'T TAKE IT IN. *TR
TL* THE CONTACT OWNS A 2006 BUICK LACROSSE. THE CONTACT RECEIVED A NOTIFICATION FOR RECALL NHTSA CAMPAIGN NUMBER: 14V355000 (ELECTRICAL SYSTEM). HOWEVER, THE PARTS NEEDED TO PERFORM THE REPAIR WERE UNAVAILABLE. THE MANUFACTURER WAS NOT NOTIFIED OF THE PROBLEM. THE CONTACT HAD NOT EXPERIENCED A FAILURE.
TL* THE CONTACT OWNS A 2006 BUICK LACROSSE. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 14V355000 (ELECTRICAL SYSTEM) HOWEVER, THE PART TO DO THE REPAIR WAS UNAVAILABLE. THE CONTACT STATED THAT THE MANUFACTURER EXCEEDED A REASONABLE AMOUNT OF TIME FOR THE RECALL REPAIR. THE MANUFACTURER WAS MADE AWARE OF THE ISSU…
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TL* THE CONTACT OWNS A 2006 BUICK LACROSSE. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 14V355000 (ELECTRICAL SYSTEM) HOWEVER, THE PART TO DO THE REPAIR WAS UNAVAILABLE. THE CONTACT STATED THAT THE MANUFACTURER EXCEEDED A REASONABLE AMOUNT OF TIME FOR THE RECALL REPAIR. THE MANUFACTURER WAS MADE AWARE OF THE ISSUE. THE CONTACT HAD NOT EXPERIENCED A FAILURE.
TL* THE CONTACT OWNS A 2006 BUICK LACROSSE. WHILE APPROACHING A STOP, THE ENTIRE INSTRUMENT PANEL BECAME INOPERATIVE AND RETURNED TO NORMAL AFTER A FEW MOMENTS. IN ADDITION, THE KEY FOB FAILED TO OPEN ANY OF THE DOORS. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED. THE APPROXIMATE FAILURE MILEAGE W…
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TL* THE CONTACT OWNS A 2006 BUICK LACROSSE. WHILE APPROACHING A STOP, THE ENTIRE INSTRUMENT PANEL BECAME INOPERATIVE AND RETURNED TO NORMAL AFTER A FEW MOMENTS. IN ADDITION, THE KEY FOB FAILED TO OPEN ANY OF THE DOORS. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED. THE APPROXIMATE FAILURE MILEAGE WAS 80,000. UPDATED 10/10/14*CN THE CONSUMER STATED THE HEADLIGHTS WENT OUT 3 TIMES AND DID NOT COMEBACK ON THE FINAL TIME. THEY WERE REPAIRED. THE KEYS WERE NOT REPAIRED. UPDATED 3/26/2015 *JS
TL* THE CONTACT OWNS A 2006 BUICK LACROSSE. THE CONTACT RECEIVED A RECALL NOTIFICATION FOR NHTSA CAMPAIGN NUMBER: 14V355000 (ELECTRICAL SYSTEM); HOWEVER, THE PART NEEDED TO REPAIR THE VEHICLE WAS UNAVAILABLE. THE CONTACT DID NOT RECEIVE A SECOND RECALL NOTICE. THE MANUFACTURER WAS NOT NOTIFIED. THE CONTACT HAD NOT EXPERIENCED A …
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TL* THE CONTACT OWNS A 2006 BUICK LACROSSE. THE CONTACT RECEIVED A RECALL NOTIFICATION FOR NHTSA CAMPAIGN NUMBER: 14V355000 (ELECTRICAL SYSTEM); HOWEVER, THE PART NEEDED TO REPAIR THE VEHICLE WAS UNAVAILABLE. THE CONTACT DID NOT RECEIVE A SECOND RECALL NOTICE. THE MANUFACTURER WAS NOT NOTIFIED. THE CONTACT HAD NOT EXPERIENCED A FAILURE.
TL* THE CONTACT OWNS A 2006 BUICK LACROSSE. THE CONTACT STATED THAT WHILE DRIVING AT VARIOUS SPEEDS, THE VEHICLE STALLED WITHOUT WARNING. THE CONTACT WAS ABLE TO RESTART THE VEHICLE. THE VEHICLE WAS TAKEN TO A DEALER WHERE IT WAS DIAGNOSED THAT THE COMPUTER BRAIN NEEDED TO BE REPROGRAMMED. THE VEHICLE WAS REPAIRED BUT THE FAILUR…
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TL* THE CONTACT OWNS A 2006 BUICK LACROSSE. THE CONTACT STATED THAT WHILE DRIVING AT VARIOUS SPEEDS, THE VEHICLE STALLED WITHOUT WARNING. THE CONTACT WAS ABLE TO RESTART THE VEHICLE. THE VEHICLE WAS TAKEN TO A DEALER WHERE IT WAS DIAGNOSED THAT THE COMPUTER BRAIN NEEDED TO BE REPROGRAMMED. THE VEHICLE WAS REPAIRED BUT THE FAILURE RECURRED. THE CONTACT MENTIONED THAT THE VEHICLE WAS INCLUDED IN NHTSA CAMPAIGN NUMBER: 14V355000 (ELECTRICAL SYSTEM). THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 120,000.
TL* THE CONTACT OWNS A 2006 BUICK LACROSSE. WHILE DRIVING APPROXIMATELY 10 MPH, THE VEHICLE STALLED WITHOUT WARNING. THE VEHICLE WAS TOWED TO AN INDEPENDENT MECHANIC WHO DIAGNOSED THAT THE WIRING HARNESS MELTED INTO THE FUSE BOX. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE APPROXIMATE FA…
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TL* THE CONTACT OWNS A 2006 BUICK LACROSSE. WHILE DRIVING APPROXIMATELY 10 MPH, THE VEHICLE STALLED WITHOUT WARNING. THE VEHICLE WAS TOWED TO AN INDEPENDENT MECHANIC WHO DIAGNOSED THAT THE WIRING HARNESS MELTED INTO THE FUSE BOX. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 93,000.
Official recalls
315V519000 · Exterior Lighting:headlights
Aug 14, 2015
General Motors LLC (GM) is recalling certain model year 2007 Pontiac Grand Prix, 2006-2009 Buick LaCrosse, 2006-2007 Buick Rainier, Chevrolet Trailblazer, GMC Envoy, 2006 Chevrolet Trailblazer EXT, GMC Envoy XL, 2006-2008 Isuzu Ascender, and Saab 9-7x vehicles. In the affected vehicles, the headlamp driver module (HDM) may overheat and fail, causing the headlamps and daytime running lights to not illuminate.
Consequence & remedy
Consequence: Headlamps that do not illuminate reduce the driver's ability to see the roadway and reduce the vehicle's visibility to oncoming vehicles, both of which increase the risk of a vehicle crash.
Remedy: GM will notify owners, and dealers will replace the HDM, free of charge. The recall began on May 17, 2016. Owners may contact Buick customer service at 1-800-521-7300 or Pontiac customer service at 1-800-762-2737. GM's number for this recall is 14291.
14V355000 · Electrical System:ignition
Jun 23, 2014
This defect can affect the safe operation of the airbag system. Until this recall is performed, customers should remove all items from their key rings, leaving only the ignition key. The key fob (if applicable), should also be removed from the key ring. General Motors LLC (GM) is recalling certain model year 2005-2009 Buick LaCrosse, 2006-2011 Buick Lucerne, 2000-2005 Cadillac DeVille, 2006-2011 Cadillac DTS, 2006-2014 Chevrolet Impala, and 2006-2007 Chevrolet Monte Carlo vehicles. In the affected vehicles, the weight on the key ring and road conditions or some other jarring event may cause the ignition switch to move out of the run position, turning off the engine.
Consequence & remedy
Consequence: If the key is not in the run position, the air bags may not deploy if the vehicle is involved in a crash, increasing the risk of injury. Additionally, a key knocked out of the run position will cause loss of engine power, power steering, and power braking, increasing the risk of a vehicle crash.
Remedy: GM will notify owners, and dealers will install two key rings and an insert in the key slot or a cover over the key head on all ignition keys, free of charge. The recall began on September 23, 2014. Owners may contact General Motors customer service at 1-800-521-7300 (Buick), 1-800-458-8006 (Cadillac), and 1-800-222-1020 (Chevrolet). GM's number for this recall is 14299.
06V417000 · Air Bags:frontal
Oct 31, 2006
CERTAIN VEHICLES ORIGINALLY BUILT WITH CLOTH SEATS THAT WERE EQUIPPED WITH AN AUTOMATIC AIR BAG PASSENGER SENSING SYSTEM AND LATER REUPHOLSTERED WITH AFTERMARKET LEATHER SEAT COVER KITS ARE INVOLVED. TESTING HAS INDICATED THAT THE AFTERMARKET LEATHER SEAT COVERS CAN CAUSE THE PASSENGER SENSING SYSTEM TO MALFUNCTION.
Consequence & remedy
Consequence: IF THE PASSENGER SENSING SYSTEM MALFUNCTIONS, THE FRONT AIR BAG ON THE PASSENGER SIDE MAY BE DISABLED WHEN IT SHOULD BE ENABLED, OR ENABLED WHEN IT SHOULD BE DISABLED. IN EITHER CASE, IN THE EVENT OF A CRASH THAT REQUIRES AIR BAG DEPLOYMENT, A FRONT PASSENGER'S LEVEL OF INJURY MAY BE INCREASED.
Remedy: BECAUSE A REPLACEMENT LEATHER SEAT COVER THAT IS COMPATIBLE WITH THE PASSENGER SENSING SYSTEM IS NOT AVAILABLE, GENERAL MOTORS (GM) WILL REPURCHASE THESE VEHICLES IN ACCORDANCE WITH THE TERMS STATED IN GM'S LETTER TO OWNERS. THE RECALL BEGAN ON NOVEMBER 6, 2006. OWNERS SHOULD CONTACT GM AT 1-877-477-1022 TO BEGIN THE PROCESS OF REPURCHASING THEIR VEHICLE.
Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗
NHTSA investigations
1RQ17002 · Loss Of Headlights
Opened Apr 24, 2017 · Closed Mar 29, 2021
Status: closed (inferred from source dates) · Exterior Lighting:headlights
The subject vehicles are model year (MY) 2002-2009 Chevrolet Trailblazer, GMC Envoy, 2004-2007 Buick Rainier, 2003-2008 Isuzu Ascender, 2005-2009 Saab 9-7X, 2002-2004 Oldsmobile Bravada, 2003-2006 Chevrolet SSR, 2005-2009 Buick Lacrosse, and 2006-2008 Pontiac Grand Prix. This scope includes the Trailblazer/Envoy variants: 2002-2006 Envoy XL/Trailblazer EXT and 2004-2005 Envoy XUV. The original scope of this investigation was expanded to include all vehicles equipped with the subject Headlight Driver Module (HDM). The focus of the investigation was to determine whether actions performed by General Motors adequately addressed any unreasonable risk to motor vehicle safety in the subject vehicles concerning the headlights and the HDM that controls them.Under normal electrical load and environmental conditions, the HDM can overheat inside the Underhood Electrical Center (UEC). This can cause the module to fail and result in a simultaneous loss of both low beam headlights and both daytime running lights (DRLs), often with no warning or prior detectability to the driver. This failure can be intermittent or permanent. No other exterior lights are affected. High beams, turn signals, brake lights, and reverse lights are still operational.General Motors addressed this issue with 2 recalls (14V755 & 15V519) and a special coverage program (N172091910). In view of the recalls and special coverage program implemented by GM and the vehicle high beams continuing to operate, ODI has tentatively concluded that the actions taken by GM mitigate any unreasonable risk to safety posed by HDM failure in the subject vehicles.Accordingly, the investigation is closed. The closing of this investigation does not constitute a finding by NHTSA that a safety-related defect does not exist. The agency reserves the right to take additional action if warranted by new circumstances.The ODI reports cited above are available for review online at NHTSA.gov under the identification numbers in the attached document.
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