Chevy Third Brake Light Wire For Topper

We do not wire the 3rd brake light like this here at a better truck cap hitch.

Chevy third brake light wire for topper. Chevy truck forum silverado sierra gmc truck forums. If you cant find that just ask. Sign up for free. Wiring 3rd brake light on truck bed cap for 2015 chevy silverado 1500.

Those get wired into your chmsl wire. The blue wire carries the 3rd brake lamp signal for your bed topper. Its what i do for a living. Me and my circuit tester decided that the installer connected it to the right connector just the wrong color wire.

I install toppers truck accessories crap all day. Hey i found the problem. For the interior dome light you can get 12 volt power from the black wire feeding the trailer connector. From buying research to owner support.

Wiring truck cap 3rd brake light. In 20 seconds you can become part of the worlds largest and oldest community discussing general motors chevrolet and gmc branded pickups crossovers and suvs. In order to power the third brake light on a truck bed cap you will need the pacer performance 3rd brake light logic module part pp20 702 the reason you need the module is that the brake turn signal circuits and trailer lighting circuits are combined so you need to separate the brake turn signals or else the third brake light would blink when turning. Another company wired the 3rd brakelight on this cap.

Apr 06 2017 6 07pm. Tapping into your trailer wiring or a tail light definitely isnt the right way to wire a 3rd brake light wire.