CHEVROLET TRUCK COOLING FAN STAYS ON

I Have A 2007 Chevy 1500 Standard Cab, The Radiator Fan Wont Shut Off Causing The Battery To Drain Dead. What Would Be The Most Common Part...

2001 Impala 3.8l 85k My Engine Fan Has Started To Stay On After Engine Is Turned Off, But Does Turn Off After Awhile. Also, The...