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2011 suburban trailer brake controller wiring diagram.


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hello everyone.  trying to figure out the wire harness part number to connect to part number 15926102   integrated brake controlller

 

I have 4 loose wires under the dash 

blue  trailer brake controller?

black 

red

white ground?

 

the wire adapter I had had 8 wires all white.  I think this is the wrong connector

 

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On 12/30/2019 at 2:38 PM, jim2084 said:

hello everyone.  trying to figure out the wire harness part number to connect to part number 15926102   integrated brake controlller

 

I have 4 loose wires under the dash 

blue  trailer brake controller?

black 

red

white ground?

 

the wire adapter I had had 8 wires all white.  I think this is the wrong connector

 

The wire bundle under the dash is for an aftermarket trailer brake controller.  If you have RPO JL1, then you originally had the ITBC.  This cannot be added to a truck built without it unless one is willing to partially disassemble their truck, it's that involved.

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