is there a way to test the fan to see if it works befor i put on a new one?
cooling fan infront of rad. on 1997 BMW 540i
You can supply power and ground to the fan, see if it operates, just be very careful!
1 more answer
Check the fuse. Look behind glove compartment (must remove to access), is the red one. Or.. power it up directly from the battery terminal on top left side of the engine using a wire