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Re: 2003 Freightliner Business Class M2 Brake light switch
Posted to HD/Fleet Forum on 10/15/2010 3 Replies

I found the 6 wire plug. It has four wires in it. Two hot and two cold. I jumped the hots to the colds and was able to get brake lights out of it. Is that all there is to determining that the switch is bad? I checked switches with a reader and it shows the bra... Login to read more.

3 Replies Received (View Replies)