Table 1 shows one common gasoline fuel system related problems of the 2012 Chevrolet Impala.
| Problem Category | Number of Problems |
|---|---|
| Fuel Pump problems |
2012 Chevrolet Impala lt. Consumer states high pressure fuel pump is very noisy when accelerating from a stand still and also states issues with vibration the consumer stated the accelerator motor made a loud noise. The consumer stated the fuel lines, which apparently run directly under the driver's side floor, vibrate due to the harmonics set up by the high pressure fuel pump. The vibration is continuous and can be felt through the floor and up into the driver's seat.