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plasticmaster's avatar
plasticmaster
Explorer
Mar 31, 2019

Still getting "Check trailer wiring" message 2014 Silverado

I posted this about 6 months ago, but didn't want to resurrect an old thread. My truck is a 2014 Silverado with factory ITBC brake controller built in. While towing, I randomly get the "Check traile...
wnjj's avatar
wnjj
Explorer II
Mar 31, 2019
An intermittent open circuit is possible. Check the wires all the way to the brakes themselves, including any grounds.

Ideally you’d have another trailer to try pulling or have someone else pull your trailer to determine if it’s a truck or a trailer issue.

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