A quick Google search came up with these guys:
I've run across their site before for other cars. They seem to be a good resource.
Please do this right, and safe. Solder and shrink wrap is best. But if you can't do that in the dash, use crimp connectors and a decent crimp tool (like Kline). Twisted wires and electrical tape is a failure waiting to happen. And a possible fire hazard too.
Good luck and enjoy your new stereo!

2004 Dodge Durango Car Radio Wiring Diagram - MODIFIEDLIFE
Question: Where can I find a 2004 Dodge Durango radio wiring diagram? How I find a 2004 Dodge Durango car stereo wiring diagram? Whether you’re an expert Dodge Durango mobile electronics installer, Dodge Durango fanatic, or a novice Dodge Durango enthusiast, a Dodge Durango car stereo wiring...
www.modifiedlife.com
I've run across their site before for other cars. They seem to be a good resource.
Please do this right, and safe. Solder and shrink wrap is best. But if you can't do that in the dash, use crimp connectors and a decent crimp tool (like Kline). Twisted wires and electrical tape is a failure waiting to happen. And a possible fire hazard too.
Good luck and enjoy your new stereo!