There are 4 owner-reported fuel system complaints for the 2010 Buick LaCrossein NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
I HAVE AN 2010 BUICK LACROSSE CXL I'VE HAD FOR 8YEARS WITHIN THOSE YEARS I'VE REPLACED THE CATALYTIC CONVERTER 2X WHICH IS PRETTY PRICEY CONSIDERING THEIRS 3PARTS. THIS RECENT TIME IT WAS REPLACED THERE WAS GAS IN THE OIL. MY MECHANIC STATES IT BECAUSE OF THE HIGH PRESSURE FUEL PUMP. WHICH I FEEL SHOULD BE REPLACED BY BUICK THERE'S NO WAY I SHOULD BE CHANGING A CONVERTER THIS OFTEN.
CHECK ENGINE LIGHT ON
TL* THE CONTACT OWNS A 2010 BUICK LACROSSE. THE CONTACT STATED THAT A STRONG FUEL ODOR WAS PRESENT WHEN THE FUEL TANK WAS HALF FULL. THE FAILURE WAS PERSISTENT. THE VEHICLE WAS TAKEN TO A DEALER WHERE IT WAS DIAGNOSED THAT THE FUEL TANK FAILED AND NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS UNKNOWN.
2010 BUICK LACROSSE - SLOW, DELAYED, HESITATION RESPONSE DURING VARIOUS ACCELERATING DRIVING TIMES. *TR
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 26, 2026