2002-2003 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 2002-2003 Dodge Ram information outlines the wires location, color and polarity to help you identify the proper connection spots in the vehicle. 2002 Dodge Ram 1500 Truck Car Stereo Wiring Diagram Whether your an expert Dodge Ram 1500 mobile electronics installer, Dodge Ram 1500 fanatic, or a novice Dodge Ram 1500 enthusiast with a 2002 Dodge Ram 1500, a car stereo wiring diagram can save yourself a lot of time. Automotive wiring in a 2002 Dodge Ram 1500 vehicles are becoming increasing more difficult to identify Read More Read More 2002 Dodge Ram 1500 Electrical System: Wiring Problems The 2002 Dodge Ram 1500 has 3 NHTSA complaints for the electrical system:wiring at 78,667 miles average. 2002 dodge ram 1500 alarm wiring - the12volt 2002 dodge ram 1500 alarm wiring - does anyone have the alarm wiring diagram for the 2002 dodge ram 1500, I mainly need the color and location of the door and dome light wire.. I need a stereo wiring diagram for a 2002 dodge ram 1500 5 Feb 05, 2012I need a stereo wiring diagram for a 2002 dodge ram 1500 5. I've ran across a few but they all seem different. please - Answered by a verified Dodge Mechanic Wiring Problems of the 2002 Dodge Ram 1500 Nov 13, 2010I have a 2002 Dodge Ram 1500 quad cab and have had to replace all the heating and cooling components in this truck in the past few years. Last year I started having an issue with the heat/ac not working unless the steering wheel was in the up position.