This afternoon, I lowered the spare tire and did not find ACDelco Trailer Brake Continue Relay P/N 20904439. I did remove the large connector on the trailer brake module which is located above the spare tire, but found the pins looked good with no corrosion. I also, popped out the 7 pin...
This afternoon, I hooked up my Fluke volt meter between the trailer connector brake pin and ground pin. With the key on, engine off, I received the same voltage reading that was varying between 3.65 VDC and 4.3 VDC when applying the integrated manual electric brake lever, apply the brakes, and...
For purposes of testing, could I possibly ground the the 7 pin electric brake pin (5 o'clock position) to the ground pin (7 o'clock position) or connect to the 12v + pin (1 o'clock position) to see if I get a change of state on the instrument cluster? Don't have my trailer handy to hook up to...
Hello, Thank you for your feedback. I don't see the gain values and the slider does not engage the brakes though all of the trailer lights work and aux power for the back-up battery powered emergency brake system is present after hooking up the wire under the hood to the power terminal.
Thanks for the update! To clarify, are the bundled 5 wires under the left part of the dash used exclusively for the installation of an aftermarket controller or possibly they need to be terminated for the factory ITBC to function? Also, I did remove the lower driver's side dash panel and found...
Hello,
I have a 2010 Tahoe LTZ with the factory trailer hitch and factory integrated brake controller. Previous owner never attempted to hook up the factory brake controller so I hooked up the two wires that were bundled up in the harness under the hood and attached them to the terminals in...
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