7 way trailer wiring diagram is explained in details in the picture and the table below: This article will be discussing 7 way trailer plug wiring diagram chevy.which are the benefits of understanding such. Trailer Connector Pinout Diagrams 4, 6, & 7 Pin The first diagram is a simple set up of two brake lights, two indicators and two side lights. 7 wire trailer wiring diagram . Not only will it help you attain your required results quicker, but in addition make the whole process less difficult for everybody. 7 way plug wiring diagram standard wiring* post purpose wire color tm park light green (+) battery feed black rt right turn/brake light brown lt left turn/brake light red s trailer electric brakes blue gd ground white a accessory yellow this is the most common (standard) wiring scheme for rv plugs and the one used by major auto manufacturers today. Wiring diagram for chevy trailer plug new dodge caravan wiring. Wire diagram for trailer lights 7 way wiring diagrams ...