I own an 05 impala and had same problem. check the fuel pressure relay for a small drip on the bottom. the part cost around 70 dollars
The 2005 Chevrolet Impala has 12 valves.
The 2005 Chevrolet Impala has a V6 engine.
The 2005 Chevrolet Impala has overhead valves (OHV).
The 2005 Chevrolet Impala is a gas-powered vehicle.
The 2005 Chevrolet Impala has a 4-speed automatic.
The height of the 2005 Chevrolet Impala is 4 ft. 9.3 in. (57.3 in.).
The 2005 Chevrolet Impala runs on regular unleaded.
The 2005 Chevrolet Impala has a drag coefficient of .31 Cd.
The 2005 Chevrolet Impala is 16 ft. 8 in. (200 in.) long.
The 2005 Chevrolet Impala's turning circle is 38 ft..
The curb weight of the 2005 Chevrolet Impala is 3389 lbs.
The 2005 Chevrolet Impala has 58.9 in. of rear shoulder room.