2003 Dodge Durango Car Stereo Wiring Diagram - MODIFIEDLIFE Whether your an expert Dodge Durango mobile electronics installer, Dodge Durango fanatic, or a novice Dodge Durango enthusiast with a 2003 Dodge Durango, a car stereo wiring diagram can save yourself a lot of time. Automotive wiring in a 2003 Dodge Durango vehicles are becoming increasing more difficult to identify due to the installation of Read more 2003 Dodge Durango Car Stereo Wiring Complete Wiring Diagram and Harness Pinouts Link Very useful! All detailed wiring diagrams and pinouts for every wire and connector on the 04-09 Durango. I would like to post it but it's 91MB. I would love to see this thing as sticky in the technical section of this forum. For now, I have posted it here as a zip file (43MB compressed). Dodge Wiring Diagrams - FreeAutoMechanic Wiring Diagrams › Dodge. If you run into an electrical problem with your Dodge, you may want to take a moment and check a few things out for yourself. Before you dive in with a multi-meter, you will want to obtain a free wiring diagram for your specific model may need to locate a AC Compressor not getting 12v | Dakota Durango Forum Alright. I don't have a wiring diagram for your Durango but my Dakota is similar. First, is your blower motor working on all speeds? Dodge used some "tricks" in wiring up the pressure switches. They are between ground and the PCM, not 12 volts. The HVAC blower motor relay is used to provide a "high" signal to the PCM when the a/c is OFF.