Depends on milage, but since there were so many fleet impalas, you may not like the answer. Try Kelly bluebook site.
Our 2003 Impala has brake pads.
The 2003 Chevrolet Impala has 12 valves.
The 2003 Chevrolet Impala has a V6 engine.
The 2003 Chevrolet Impala has a 4-speed automatic.
The 2003 Chevrolet Impala has overhead valves (OHV).
The 2003 Chevrolet Impala is a gas-powered vehicle.
The curb weight of the 2003 Chevrolet Impala is 3389 lbs..
The 2003 Chevrolet Impala has a drag coefficient of .30 Cd.
The 2003 Chevrolet Impala runs on regular unleaded.
The 2003 Impala has a 17 gallon fuel tank
The 2003 Chevrolet Impala is 16 ft. 8 in. (200 in.) long.
The 2003 Chevrolet Impala's turning circle is 38 ft..