Problems · by component

2008 Chevrolet Cobalt fuel system, gasoline problems

42 owner complaints to NHTSA about the 2008 Chevrolet Cobalt cite fuel system, gasoline, 4% of all 940 complaints for this model year. NHTSA also lists 1 recall on this component.

Complaints
42
4% of all complaints
Crashes
1
Reported by owners
Fires
0
Reported by owners
Injuries
1
Reported by owners
01 —Owner reports

What owners say about the fuel system, gasoline

Verbatim from NHTSA complaints, newest first
“The contact owns a 2008 Chevrolet Cobalt. The contact stated that the vehicle was leaking fuel on the passenger’s side in front of the rear tire. The contact stated that the fuel odor was also inside the cabin of the vehicle while driving. The check engine warning light was illuminated. The contact had taken the vehicle to an independent mechanic and was informed that the fuel line had failed and needed to be replaced. The vehicle had not been repaired. The manufacturer was not made aware of the failure. The approximate failure mileage was 170,000.”
Owner complaint to NHTSAFiled Aug 30, 2022Fuel system, gasolineODI 11482002
“The contact's sister owns a 2008 Chevrolet Cobalt. The contact stated that while the vehicle was parked or being driven, there was a fuel odor detected. The vehicle was taken to an independent mechanic and diagnosed with Code: P2270. Additionally, there was a leak in the fuel pump. The vehicle was not repaired. The manufacturer was not made aware of the failure. The failure mileage was approximately 187,000.”
Owner complaint to NHTSAFiled Mar 8, 2022Fuel system, gasolineODI 11455751
“The contact owns a 2008 Chevrolet Cobalt. The contact stated while the vehicle was parked, he noticed gasoline was leaking from underneath the vehicle. There were no warning lights illuminated. The contact was able to drive the vehicle to his residence. The vehicle was not diagnosed nor repaired by an independent mechanic or dealer. The dealer and the manufacturer were not notified of the failure. The approximate failure mileage was 200,000. The VIN was not available.”
Owner complaint to NHTSAFiled Oct 18, 2021Fuel system, gasolineODI 11437150
“TL* THE CONTACT OWNS A 2008 CHEVROLET COBALT. THE CONTACT STATED WHILE DRIVING AT VARIOUS SPEEDS, THE FUEL LINE LEAKED ONTO THE EXHAUST SYSTEM. THERE WAS NO WARNING LIGHT ILLUMINATED. THE VEHICLE WAS NOT TAKEN TO THE LOCAL DEALER TO BE DIAGNOSED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS INFORMED OF THE FAILURE AND A CASE WAS FILED. THE FAILURE MILEAGE WAS APPROXIMATELY 103,004.”
Owner complaint to NHTSAFiled Mar 23, 2021Fuel system, gasolineODI 11404439
“TL* THE CONTACT OWNS A 2008 CHEVROLET COBALT. THE CONTACT STATED THAT THERE WAS AN ABNORMAL GASOLINE ODOR INSIDE OF THE VEHICLE WHILE DRIVING. THE CONTACT INSPECTED UNDERNEATH THE VEHICLE AND BECAME AWARE OF A FUEL LEAK. THE CONTACT STATED THAT GASOLINE WAS LEAKING ONTO THE PROTECTIVE SHIELD UNDERNEATH THE VEHICLE. THE CONTACT CALLED TOM GILL CHEVROLET (7830 COMMERCE DR, FLORENCE, KY 41042, (859) 371-7566) AND WAS INFORMED THAT THERE WAS A SPECIAL COVERAGE ON THE VEHICLE FOR THE FUEL PUMP. THE CONTACT WAS THEN INFORMED THAT THE VEHICLE WAS NOT COVERED DUE TO THE VEHICLE BEING LISTED AS A FLOOD DAMAGED VEHICLE. THE MANUFACTURER WAS CONTACTED AND CONFIRMED THE STATUS OF THE VEHICLE. THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS 131,000.”
Owner complaint to NHTSAFiled Oct 29, 2020Fuel system, gasolineODI 11366971
“TL* THE CONTACT OWNS A 2008 CHEVROLET COBALT. THE CONTACT STATED THAT WHILE DRIVING AT VARIOUS SPEEDS, THERE WAS AN ABNORMAL FUEL ODOR IN THE VEHICLE. ADDITIONALLY, WHILE OPERATING THE VEHICLE, THE CHECK ENGINE WARNING LIGHT REMAINED ILLUMINATED. ON SEVERAL OCCASIONS THE VEHICLE STALLED. THE CAUSE OF THE FAILURE WAS NOT DETERMINED. AN UNKNOWN DEALER AND THE MANUFACTURER WERE NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 2,731. *BF *AS”
Owner complaint to NHTSAFiled Jul 21, 2020Fuel system, gasoline, EngineODI 11340691

Showing 6 of 42 reports. Read every report on NHTSA.gov.

Data from NHTSA Complaints API (owner reports, unverified) · synced Nov 10, 2026NHTSA vehicle page
02 —Related recalls

1 recall on this component

Fuel system

Free remedy

General Motors (GM) is recalling certain model year 2007 Chevrolet Equinox and Pontiac Torrent vehicles originally sold or currently registered in Arizona, California, Nevada, and Texas; model year 2007 Chevrolet Cobalt, Pontiac G5, and Saturn ION vehicles originally sold, or currently registered in, Arizona, California, Florida, Nevada, or Texas; model year 2008 Chevrolet Cobalt and Pontiac G5 vehicles originally sold, or currently registered in, Arizona; and model year 2009 Chevrolet Cobalt and Pontiac G5 vehicles originally sold, or currently registered in, Arkansas, Arizona, California, Nevada, Oklahoma, or Texas. Some of these vehicles have a condition in which the plastic supply or return port on the fuel pump module may crack, which could cause a fuel leak.

Fuel system, gasolineReported Sep 19, 2012NHTSA 12V459000
Data from NHTSA Recalls API · synced Nov 10, 2026

Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.