how to connect the flat ground wire of a chrysler 300m 99 with a aftermarket dual radio?

S

scar

New member
i have the right harness for the for it, but the problem that i have is trying to figure out how to connect the flat metal strap that comes out of the car to the radio which has the little black wire? here is what i have in detail. 1999 chrysler 300m, harness metra 70-1817gsxl, n aftermarket radio dual xdmr7700. please help and thank you in advance.
 
I have a 01 300m and wondered the same thing. I had it fasened to the back of the unit and then just connected the ground wire to the strap. Works great.
 
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