2007-2008 Dodge Ram Vehicle Wiring Chart and Diagram Listed below is the vehicle specific wiring diagram for your car alarm, remote starter or keyless entry installation into your 2007-2008 Dodge Ram information outlines the wires location, color and polarity to help you identify the proper connection spots in the vehicle. 2007 Dodge Ram 2500 Alarm/RS Wiring? - the12volt 2007 Dodge Ram 2500 Alarm/RS Wiring? - Does anybody have wiring diagram for 2007 Dodge Ram 2500? I'm planning to install alarm/remote start/keyless. Also.hing tips?..