Make a 2010 Chevy impala run hot have changed the senor and thermostat and relays
Do I need the same color relays that came out the car
Has anyone checked for busted head gasket? This lets oil get into your coolant. If your coolant looks dark this may be the problem. Repair requires a good mechanic and usually costs $1000 and takes 3 days to fix. Hope this is not the problem for you..