There are 4 owner-reported fuel system complaints for the 2009 Pontiac G8in NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
ALSO OCCURRED AGAIN ON 1/26/2010/ ON THE INTERSTATE IT LOSES ALL POWER, ENGINE SHUTS DOWN, IGNITION STOPS, POWER STEERING STOPS, BRAKES FAIL - COMPLETE VEHICLE STOPPAGE AND FULL OPERATING SYSTEMS SHUT DOWN WITHOUT WARNING AT 70 MPH, TWICE! *TR
FIRST OCCURRED N 11/23/2009. ON THE INTERSTATE IT LOSES ALL POWER, ENGINE SHUTS DOWN, IGNITION STOPS, POWER STEERING STOPS, BRAKES FAIL - COMPLETE VEHICLE STOPPAGE AND FULL OPERATING SYSTEMS SHUT DOWN WITHOUT WARNING AT 70 MPH, TWICE! SECOND OCCURRENCE WAS 1/26/2010. *TR
2/23/2009: LEAVING STOP LIGHT, CAR QUITE RUNNING AND I PULLED TO SIDE OF ROAD. COULD NOT RESTART THE CAR. CAR WAS TOWED TO DEALERSHIP. FOUND OUT CAR WAS OUT OF GAS, BUT GAUGE SHOWED A LITTLE OVER A 1/4 TANK. DEALERSHIP SAID GAUGE CLUSTER WAS DEFECTIVE AND CHANGED THE CLUSTER. 7/12/2009: AT 25 MPH CAR QUITE RUNNING AND I PULLED TO SIDE OF ROAD. CAR WOULD NOT RESTART AND I KNEW I WAS OUT OF GAS AGAIN. THE GAS GAUGE SHOWED JUST UNDER 1/4 TANK. I GOT SOME GAS AND WENT TO THE GAS STATION. THE GAS TANK HOLDS 19 GALLONS, BUT I ONLY ABLE TO PUMP IN LESS THAN 16 GALLONS. I THINK SOMETHING IS WRONG WITH THE FUEL PICKUP, NOT THE GAUGE. I WAS LUCKY THAT THIS DID NOT HAPPEN DURING HIGHER SPEEDS AND TRAFFIC. *TR
TL*THE CONTACT OWNS A 2009 PONTIAC G8 GT. WHILE DRIVING VARIOUS SPEEDS, THE CONTACT FELT A VERY ROUGH VIBRATION IN THE VEHICLE. THE GM MANUFACTURER STATED THAT THEY WERE AWARE OF THE FAILURE; HOWEVER, THERE WAS NOTHING THEY COULD DO TO ASSIST AT THAT TIME. THE DEALER STATED THAT THERE WAS NOTHING WRONG WITH THE VEHICLE AND IT WAS NORMAL FOR A 6.0 LITER ENGINE. THE CONTACT WAS CONCERNED WITH DRIVING THE VEHICLE IN THE SNOW DUE TO THE VIBRATIONS. THE FAILURE MILEAGE WAS 11 AND CURRENT MILEAGE WAS 11,500. UPDATED 01-26-09 *BF THE VEHICLE ALSO HAD A ROUGH IDLE. THE CONSUMER STATED THE VEHICLE HAS POOR FUEL MANAGEMENT. THE AIR BAG LIGHT ILLUMINATED. UPDATED 01/26/09. *JB
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