18. LEFT REAR TURN SIGNAL CONTROL. THE FOLLOWING IS THE SEVEN WAY TRAILER CONNECTOR-----. TIM, SERVICE MANAGER. Category: Dodge. Satisfied Customers: 6,503. Experience: DODGE SERVICE MANAGER- 20 + YEARS. Verified. TIM and 87 other Dodge Specialists are ready to help you. Related searches for 2012 ram 3500 trailer wiring diagram 2014 ram 3500 trailer wiringdodge 3500 trailer wiring diagramdodge ram trailer wiring diagramdodge ram trailer plug diagramdodge ram trailer wiring schematicram trailer plug wiring diagram2015 ram trailer wiring diagram2012 ram 3500 wiring diagram