If you are referring to the blower motor resistor then it is inside mounted on the evaporator case.
Perhaps a bad fan resistor
It is located under the dash on the right side in the evaporator case.
There is only one blower motor resistor and it is located in the evaporator housing.
Chevrolet Impala was created in 1958.
1985 Chevrolet impala
The 2006 Chevrolet Impala has 12 valves.
The 2011 Chevrolet Impala has a V6 engine.
The 2001 Chevrolet Impala has 12 valves.
The 2001 Chevrolet Impala has a V6 engine.
The 2005 Chevrolet Impala has a V6 engine.
The 2007 Chevrolet Impala has 12 valves.
The 2011 Chevrolet Impala has 12 valves.