There are 3 owner-reported fuel system complaints for the 2012 Buick Enclavein NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
Fuel pump, throttle body, and High pressure fuel pump. Car makes door lock noises and’s completely cuts off while driving over 20 times now on highway and all. Have gotten several things repaired in addition to these listed things and after repairing car works fine for a few months then needing to be replaced again. No codes are being given other then abs, traction control warning and stabilitrak
THE FUEL GAUGE READS 1/4 FULL THEN A COUPLE MINUTES LATER READ EMPTY. IT FLUCTUATES CONSTANTLY GIVING THE WRONG READING. SEVERAL OTHERS HAVE HAD THE SAME ISSUE WITH THIS SAME YEAR, MAKE AND MODEL VEHICLE.
TL* THE CONTACT OWNS A 2012 BUICK ENCLAVE. THE CONTACT STATED THAT ON SEVERAL OCCASIONS THE FUEL GAUGE INDICATOR WOULD DISPLAY INACCURATE FUEL LEVELS AND CAUSE THE VEHICLE TO STALL. THE VEHICLE WAS TAKEN TO A DEALER WHO DIAGNOSED THAT THE FUEL GAUGE WAS FRACTURED AND NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE FAILURE AND CURRENT MILEAGE WERE 34,794.
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