Mechanics

IF I INSTALL A USED KEY SWITCH AND ECM OUT OF THE SAME CAR, DO I STILL NEED TO TAKE IT TO A DEALER TO GET THE SWITCH REPROGRAMED?

2000 Ford Focus • 140,000 miles

I need to replace the key switch in my Focus. If I get the ecm out of the same car, will it still need to go to the dealer for programming?
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Studebakerbob
December 14, 2011.



Most likely needs reprogramming

Rasmataz
Dec 14, 2011.