Trying to change factory sterio, need to find color codes for factory harness, to be able to install aftermarket name brand sterio,for 1997 1500 serious extended cab 4x4 gmc seirra pls help, pls send to
[email protected] if you can help, also have 1993 blazer with same problem . thanxs
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went to canadian tire and got the adaptor, but after i installed it i was left with 4 extra wires, and the sterio would not turn on
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