TL* THE CONTACT OWNS A 2011 BUICK LACROSSE. THE CONTACT STATED THAT THE VEHICLE BEGAN TO LEAK FUEL FROM UNDER THE HOUSING UNIT. WHENEVER THE CONTACT ATTEMPTED TO ACCELERATE FROM A STOP, IT WOULD JERK AND HESITATE BEFORE ACCELERATING. THE CONTACT TOOK THE VEHICLE TO THE DEALER WHERE IT WAS DIAGNOSED, BUT NOT REPAIRED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE APPROXIMATE FAILURE MILEA…
2011 buick LaCrosse powertrain problems
severe 18 complaints filed with NHTSA · avg repair $2,500
Complaints
18
Recalls
0
Crashes
2
Avg fix
$2,500
What owners are reporting 5 most recent
MY VEHICLE A 2011 BUICK LACROSSE CXL 2.4L ENGINE RPO LAF. I HAVE A PROBLEM WITH THE ENGINE MAKING NOISE DUE TO BALANCE SHAFT CHAIN SPECIAL COVERAGE RECALL 12313 WHERE BACK THEN THEY INCLUDED IN THE RECALL THE BALANCE SHAFT CHAIN, TENSIONER, AND ALSO THE ENGINE MOUNT HIGH PRESSURE FUEL PUMP, THEN TO SAY THIS BULLETIN HAS BEEN REVISED TO REMOVE SPECIAL COVERAGE ADJUSTMENT FOR THE FUEL PUMP THAT IS …
THE CAR WAS JUST PURCHASED ON 112619 AND THE DAY I BOUGHT I GOT WARNING LIGHT ON DASH NEXT DAY CAR IS IN REDUCED POWER MODE, TOOK BACK TO CARMAX TO HAVE THIS ISSUE RESOLVED THEY CLEANED TPS ADV IT WAS DIRTY POOR CONTACT. TWO DAYS LATER THE LIGHT IS BACK ON THIS TIME THE CAR IS SENT TO BUICK DEALERSHIP IN GILBERT THEY REPLACED THE THROTTLE POSITION SENSOR AND I WAS TOLD ISSUE IS FIXED 24 HOURS LATE…
The component is the brakes and the brake pedal while not engaging the brakes they remained on even after the vehicle was shut off .the vehicle brake lights remained on this was not duplicated when I took the car in by the dealer of how the brake remains engaged we even when not being used I would have to release the break by pulling it up with my foot while driving . This was duplicated and witne…
UPON LEAVING DEALERSHIP AFTER PURCHASE OF NEW CAR, TURNED RIGHT TO EXIT AND TRANSMISSION JUMPED INTO NEUTRAL, ALMOST REAR-ENDED. THOUGHT I MAY HAVE HIT SHIFTER. ANOTHER TURN FROM STOP AND TRANS JUMPED INTO NEUTRAL DURING TURN WHILE ENTERING TRAFFIC. JUST MISSED BEING HIT AND PERHAPS KILLED. MANUALLY RETURNED TO "D". LIFE THREATENING DEFECT. RET TO DEALER AND DEMONSTRATED. NEXT DAY DEALER ADVISED T…
Common questions
How serious is the powertrain problem on the 2011 buick LaCrosse?
It's a meaningful issue. 18 complaints have been filed and the failure mode causes operational problems for owners. Repairs average $2,500.
At what mileage does the powertrain typically fail?
Mileage data is limited for this issue. Owners report failures across a wide range, suggesting cause is more about driving conditions and maintenance than mileage alone.
What does it cost to fix?
Independent shops typically charge around $2,500 for powertrain repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to powertrain?
No active recalls currently cover powertrain issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.
Other problem areas on this vehicle
Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA)
public records database. Severity ratings are derived from reported crashes, fires, injuries, and fatalities.
Repair cost estimates are independent-shop national averages and may differ in your area.
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