Reddit reviews Metra Electronics 70-5520 Wiring Harness for Select 2003-Up Ford Vehicles
We found 3 Reddit comments about Metra Electronics 70-5520 Wiring Harness for Select 2003-Up Ford Vehicles. Here are the top ones, ranked by their Reddit score.
Plugs into car harnessPower/4 Speaker24-pin connectorFor select 2003-2007 Ford, Lincoln, Mercury vehiclesAllows for the installation of an aftermarket radio using the existing factory wiring and connectors
Sorry about that, I just picked something on amazon that resembled the stuff I used. This is the exact listing for the tape I used, it's just in a box so you can't really see it. It didn't say anywhere on the box about heating it to set it. And I wanted to use a crimping heat shrink, but the adapter looks like This if you see, only one side has wires exposed, the other side is all plugged into this adapter that I plug into the car (and where the original radio was plugged in to). I could not slip the crimping thing down onto it because the other side was already soldered on.
Metra Electronics 70-5520 Wiring Harness for Select 2003-Up Ford Vehicles https://www.amazon.com/dp/B0007WTF34/ref=cm_sw_r_cp_apa_i_q7U3DbGQ7M4ZV
im using this one.
Here is the harness adapter I used on my '05. Should work on your '03.
I also got this deck. I don't really need a CD player, or anything other than AM/FM, and an aux-in. I've been very pleased with it.