There are 21 owner-reported air bags & restraints complaints for the 2009 Buick LaCrossein NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
The passenger airbag light started coming on and going off intermittently. After several weeks of this, it was on every time the car is driven. Testing by an ASE certified mechanic revealed that the permanent light results in no front seat airbags. The failed part is the seat presence sensor. The part is - and hasn't been for quite a while - manufactured by GM. Aftermarket parts are costly and the installation cost is in the hundreds of dollars. Research indicates that this is a well-known and long reported issue. Why not a recall years ago? Other than brakes and steering, could there be any more unsafe components than those affecting airbags? The only remedy other than continuously replacing the faulty part, is a bypass module. If it functions correctly, the airbag will deploy regardless of passenger weight. This puts any child or underweight rider in danger. And, of course, considering the expense, many owners will do nothing with possibly grave consequences. I think you "dropped the ball" big time on this one!
The air bag light on the dashboard is on all the time.It is available for inspection at any time. I do not know if the bag will go off at any time or does it mean that it won't go off on impact. I am nervous about having someone for a passenger. I have informed the dealership of the problem and they did confirmed the problem, it has not been inspected by the manufacturer or others. The light came on the day after I bought the car from the dealership and it has been on every cents.
THE AIR BAG MALFUNCTION WARNING LIGHT BLINKS AND THEN REMAINS ON WHEN THE IGNITION IS TURNED ON AND WHEN DRIVING REGARDLESS OF SPEED. THIS CONDITION HAS RESULTED IN THE REPLACING OF THE RELEVANT PART TWICE SINCE I PURCHASED THIS VEHICLE IN 2009 ONCE UNDER WARRANTY AND ONCE OUT OF WARRANTY. THIS RECURRING PROBLEM COMPROMISES THE OPERATION OF THE AIR BAGS IN THE EVENT OF AN ACCIDENT. THE AIR BAGS IN THIS VEHICLE HAVE NEVER BEEN DEPLOYED SINCE IT HAS BEEN ACCIDENT FREE SINCE PURCHASED NEW.
TL* THE CONTACT OWNS A 2009 BUICK LACROSSE. WHILE DRIVING 30 MPH, THE PASSENGER SIDE AIR BAG WARNING LIGHT REMAINED OFF EVEN WHEN THE SEAT WAS OCCUPIED. THE VEHICLE WAS REPAIRED, BUT THE FAILURE RECURRED. THE DETAILS OF THE REPAIRS WERE NOT AVAILABLE. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS APPROXIMATELY 6,000. THE VIN WAS NOT AVAILABLE. ..UPDATED 11/21/16 *BF *TR
MY 2009 LACROSSE WILL INTERMITTENTLY DISPLAY THE AIR BAG INDICATOR. I NOTICED THIS WHILE DRIVING THE CAR AROUND TOWN AND THERE IS NO PASSENGER IN THE FRONT SEAT. IT WILL EITHER STAY ON FOR A COUPLE OF DAYS AND THEN DISAPPEAR OR WILL JUST BE ON FOR SHORT PERIODS OF TIME. WHEN I TOOK IT TO THE DEALER THEY STATED IT WAS A SENSOR MODULE AND WOULD BE APPROXIMATELY $1300 TO REPLACE. AS OF THIS DATE, I HAVE NOT HAD IT REPAIRED. THE VEHICLE ONLY HAS APPROXIMATELY 24,000 MILES. I CHECKED TO SEE IF THERE MIGHT BE ANY RECALLS FOR THIS ISSUE AND THERE WERE NONE. BUT IN CHECKING ONLINE, THIS APPEARS TO BE AN ISSUE WITH MANY BUICKS ESPECIALLY THE 2008. TO ME THIS APPEARS TO BE A SAFETY ISSUE THAT SHOULD BE ADDRESSED.
THE PASSENGER AIR BAG WILL DISPLAY AN OFF INDICATION MANY TIMES WHEN THE SEAT IS OCCUPIED. I WOULD GUESS ABOUT 50 PERCENT OF THE TIME. THIS CONDITION HAPPENS OFF AND ON, DOESN'T MATTER IF THE CAR IS MOVING OR STOPPED OR TYPE OF ROAD. BELOW ASK WHEN THIS CONDITION HAPPENED. IT HAPPENS ANYTIME WE DRIVE THE CAR, NOT A SPECIFIC DATE.
THE SENSOR FOR THE PASSENGER AIRBAG ASSOCIATED WITH THE FRONT PASSENGER SEAT WORKS ERRATICALLY, AND GENERALLY DOES NOT ENABLE THE FRONT PASSENGER AIRBAG WHEN A PASSENGER IS IN THE SEAT. THIS OCCURS WITH A FULL SIZE ADULT IN THE SEAT. THIS CONDITION SEEMS TO OCCUR REGARDLESS OF IDLING OR DRIVING CONDITIONS. IT GENERALLY REPORTS THROUGH INDICATORS THAT THE FRONT PASSENGER AIRBAG IS TURNED OFF AND THE AIRBAG READINESS INDICATOR IS LIT TO INDICATE A PROBLEM. *TR
TL* THE CONTACT OWNS A 2009 BUICK LACROSSE. WHILE DRIVING 30 MPH, THE PASSENGER SIDE AIR BAG LIGHT REMAINED ILLUMINATED. THE FAILURE RECURRED FREQUENTLY. THE VEHICLE WAS TAKEN TO A DEALER, BUT WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 50,000.
TL* THE CONTACT OWNS A 2009 BUICK LACROSSE. WHILE DRIVING 55 MPH, THE PASSENGER SIDE AIR BAG LIGHT ILLUMINATED WITHOUT WARNING. THE VEHICLE WAS DIAGNOSED, BUT NOT REPAIRED. THE MANUFACTURER WAS NOT MADE AWARE OF THE ISSUE. THE FAILURE MILEAGE WAS 38,975.....UPDATED 07/05/16 *BF IT WAS DETERMINED, THE PASSENGER AIR MODULE HAD AN INTERMITTENT INTERNAL FAILURE. UPDATED 07/14/16. *JB
TL* THE CONTACT OWNS A 2009 BUICK LACROSSE. WHILE DRIVING AT APPROXIMATELY 55 MPH AND ACTIVATING THE SEAT HEATER, THE AIR BAG WARNING LIGHT ILLUMINATED. THE FAILURE RECURRED NUMEROUS TIMES. THE VEHICLE WAS TAKEN TO A DEALER WHERE THE FAILURE WAS UNDETERMINED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 47,000. UPDATED 1/21/16 *SS *JS
I AM A USED CAR DEALER AND SELL A LOT OF BUICK LACROSSES AND HAVE SEEN AT LEAST 7 BAD PASS. SEAT SWITCHES IN THE SEAT VERY EXPENSIVE TO FIX AND SHOULD BE RECALLED BY GM,THIS WILL TURN THE AIR BAG LIGHT ON
CAR WAS TOWED TO AUTO REPAIR SHOP WHERE THE AIRBAG LIGHT AND CHECK ENGINE LIGHTS WERE ILLUMINATED. HAVE HAD FOUR DIAGNOSTICS PERFORMED AND PROBLEM NOT FOUND. ADVISED A COMPLETE TEAR DOWN OF PASSENGER SEAT WOULD NEED TO BE DONE TO LOCATE ISSUE WHICH IS COSTING ME AN EXUBERANT AMOUNT OF MONEY FOR SOMETHING THAT SHOULD BE FIXED ON A RECALL. *TR
TL* THE CONTACT OWNS A 2009 BUICK LACROSSE. THE CONTACT STATED THAT WHILE DRIVING AT APPROXIMATELY 60 MPH, THE AIR BAG WARNING LIGHT INTERMITTENTLY ILLUMINATED. THE FAILURE OCCURRED ON MULTIPLE OCCASIONS. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE MILEAGE WAS 67,000.
SEATBELT LIGHT CAME ON DASH ON; NO AIRBAG LIGHT ALSO ON FOR PASSENGER SIDE. FIRST TIME IT HAPPENED SOMEONE EXITED PASSENGER SEAT WHILE CAR WAS IN PARK. INTERMITTENT CHIME WHETHER SEAT BELT WAS IN USE OR NOT; WHETHER SOMEONE WAS IN PASSENGER SEAT OR NOT. THAT HAS SINCE CEASED TO HAPPEN. DEALER STATES DASH LIGHT ON ALSO MEANS NO AIRBAG FOR DRIVER SIDE. FIX IS OVER $1500. HAVE READ MANY OTHER SIMILAR COMPLAINTS ALL OVER AMERICA WITH OTHER BUICK VEHICLES AND YEARS. HOW IS THIS NOT A RECALL/SAFETY ISSUE?
ABOU 50,XXX MILES THE SERVICE AIRBAG LIGHT IN THE DASH BEGAN TO ILLUMINATE INTERMITTENTLY. IT WOULD OCCUR ONCE A MONTH OR SO. THE DEALER WANTED $1200 TO REPLACE THE AB CONTROL MODULE. FOR THE NEXT 46,XXX MILES IT HAS BEEN THAT WAY UNTIL A FEW DAYS AGO. NOW THE AIRBAG LIGHT IS ON CONTINUALLY, MEANING THE AIRBAGS ARE INOPERATIVE. SEEMS LIKE A SAFETY ISSUE TO ME!
MY 2009 BUICK LACROSSE CX AT 23,129 MILES HAD A PROBLEM WITH THE PASSENGER SIDE AIR BAG LIGHT BLINKING FROM OFF TO ON, IT ALSO HAD THE PASSENGER SIDE AIR BAG ICON ON THE DRIVERS SIDE DASH. IT WAS UNDER WARRANTY SO THE PPS MODULE WAS REPLACED, THEN IT HAPPENED AGAIN IN APRIL 2014 WITH UNDER 34,000 MILES. AGAIN THE PPS MODULE WAS REPLACED. COUNTING THE PPS MODULE THAT CAME IN THE CAR WHEN IT WAS NEW THAT BURNED OUT, THE ONE THAT REPLACED THAT BURNED OUT , IT NOW HAS IT'S 3 RD. PPS MODULE. I BELIEVE IT IS CAUSED BY THE AFTER MARKET LEATHER SEAT COVERS THAT WERE PUT ON AT THE TIME OF PURCHASE, ESPECIALLY SINCE THERE WERE RECALLS IN THE PAST FOR THAT VERY PROBLEM. I HAVE ASK GM TO BUY BACK THE SEAT COVERS BUT, THEY SEEM TO BE IGNORING ME. IT SEEMS NO ONE ELSE IN THE COUNTRY IS HAVING THIS PROBLEM. *TR
RIGHT FRONT PASSENGER SEAT AIRBAG TURNS ITSELF OFF INTERMITTENTLY WITH PASSENGER SEATED AND BUCKLED. DEALER REMOVED AND REINSTALLED SEAT AND REPLACED FAULTY PPS MODULE AND CUSHION ASSEMBLY 06/18/2012, 48,072 MILES. PROBLEM RECURRED, DEALER REZEROED SYSTEM AND RECHECKED OK, 02/20/13, 62,481 MILES. PROBLEM RECURRED, DEALER REPLACED PPS SENSOR 03/13/2013, 63,441 MILES. PROBLEM IS NOW RECURRING 10/07/2014, MILEAGE 96,956, AND HAS BEEN FOR ABOUT 2 MONTHS, WITH A PASSENGER ALWAYS SEATED AND BUCKLED, WT. 135 LBS. OR MORE. *TR
2009 BUICK LACROSSE. CONSUMER WRITES IN REGARDS TO A DEFECTIVE AIRBAG *TGW THE CONSUMER STATED WHEN A PERSON WAS SEATED IN THE PASSENGER SEAT, THE WARNING LIGHT WOULD COME ON A TIMES AND SOMETIMES IT WOULDN'T. THE CONSUMER STATED OVER THE YEARS, SEVERAL LIGHTS WOULD ILLUMINATE ON THE INSTRUMENT PANEL, SUCH AS THE ABS, SEAT BELT, TIRE PRESSURE, AND RADIO, ETC. THE DEALER HAD THE VEHICLE FOR EIGHT DAYS. EVERYTHING SEEMED SATISFACTORY, BUT AFTER THREE DAYS, THE AIR BAG WARNING LIGHT AND OTHER INSTRUMENT PANEL LIGHTS ILLUMINATED AGAIN. *JB UPDATED 02/07/12.*JB
2009 BUICK LACROSSE. CONSUMER STATES PROBLEMS WITH VEHICLE AIR BAGS. CONSUMER STATES IT WOULD SHOW AIR BAGS OFF ABOUT ONCE A WEEK OR SO FOR A SHORT TIME AND KEEPS GETTING WORSE MORE OFTEN.*TGW
I WISH TO FORMALLY COMPLAINT THAT BUICK HAS BEEN REMISS IN ITS SERVICE TO ITS CUSTOMERS. AFTER A SIMPLE GOOGLE SEARCH I FOUND THAT THE PROBLEM OF MALFUNCTIONING PASSENGER SIDE AIRBAG MODULE (PASSENGER PRESENCE IS NOT DETECTED WHEN THE PASSENGER IS IN THE SEAT AND SHOWS MALFUNCTION ON THE DASHBOARD) IS PRETTY COMMON WITH THIS VEHICLE. I AM VERY SURPRISED BUICK IS NOT AWARE OF THIS SERIOUS FLAW AND DID NOTHING TO RECTIFY IT. INSTEAD THE CUSTOMER IS BESET WITH HIGH REPAIR COSTS EACH TIME THIS MODULE FAILS DUE TO DESIGN FLAW THAN DUE TO NORMAL WEAR AND TEAR.
Showing 1–20 of 21 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