There are 3 owner-reported fuel system complaints for the 2009 GMC Acadiain NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
2009 ACADIA. CONSUMER WRITES SEEKING REIMBURSEMENT FOR VEHICLE REPAIRS. *LD THE CONSUMER STATED THE FUEL INJECTOR FAILED WHILE DRIVING CAUSING GAS TO DUMP INTO THE EXHAUST SYSTEM AND LEAK OUT OF THE MUFFLER. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. UPDATED 11/24/2017*JS
CAR WAS ON CRUISE CONTROL AT 75 MPH AND CLIMBING A HILL, CHECK ENGINE LIGHT STARTED FLASHING SO I CANCELLED CRUISE CONTROL, WHEN NOT ACCELERATING CHECK ENGINE LIGHT WOULD NOT ILLUMINATE, UPON ACCELERATION, LIGHT WOULD FLASH AGAIN. MECHANIC RAN TESTS AND FOUND THAT THE CATALYTIC CONVERTER WAS SO HOT THAT IT MELTED HIS RUBBER MALLET. COULD HAVE CAUSED A FIRE.
TL*THE CONTACT OWNS A 2009 GMC ACADIA. THE CONTACT STATED THAT WHILE OPERATING THE VEHICLE, THE CHECK ENGINE LIGHT ILLUMINATED AS THE VEHICLE DECELERATED AND SPUTTER. THE VEHICLE WAS TAKEN TO THE DEALER ON MULTIPLE OCCASIONS. THE IGNITION COIL WAS REPLACED BUT THE FAILURE RECURRED. THE CONTACT INDICATED THAT AFTER EXPERIENCING THE SAME FAILURES, THE DEALER DIAGNOSED THAT THE FUEL PUMP MODULE WAS FAULTY. AFTER REPLACING THE FUEL PUMP MODULE, THE FAILURE PERSISTED. THE VEHICLE WAS TAKEN BACK TO THE DEALER WHO THEN DIAGNOSED THAT THE TRANSMISSION WOULD NEED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURES. THE FAILURE MILEAGE WAS 30,072.
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