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BobsYourUncle's avatar
BobsYourUncle
Nomad
Feb 01, 2017

Lost power to drivers door functions - need diagram

TV in sig, 2007 Classic GMC 3500 dually, 326,000 kilometres, over 200,000 miles on it. I have lost power to most everything in my drivers door. The only thing I can do is control the drivers si...
drsteve's avatar
drsteve
Explorer
Feb 02, 2017
Google search indicated that the most common cause of this is the switch module, followed by a broken wire.
Good luck.

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