Those get wired into your chmsl wire.
Chevy third brake light wire for topper.
If you cant find that just ask.
Another company wired the 3rd brakelight on this cap.
Wiring truck cap 3rd brake light.
I need to wire the center overhead brake light on the topper topper already has the light and it is wired.
I found a connector that comes off of the rear harness but i am unsure what it is for.
Chevy truck forum silverado sierra gmc truck forums.
We do not wire the 3rd brake light like this here at a better truck cap hitch.
Me and my circuit tester decided that the installer connected it to the right connector just the wrong color wire.
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.
Wiring truck cap 3rd brake light.
It doesn t connect to anything and it has a terminator plug on it.
Its what i do for a living.
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.
Hey i found the problem.