Forum Discussion
cewillis
Apr 11, 2017Explorer
The rear view system that I bought for my 2006 GMC 2500HD has a 'Power Button' on the monitor. So I connected backup system power to pin A, SEO connector, Mid-BEC relay center - Constant 12v power - and use the power button to turn it on or off.
The M-BEC is under the dash near the parking brake.
The M-BEC is under the dash near the parking brake.
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