Wiring Diagram For 2008 Gmc Sierra 2500. 2008 gmc i took mine back to the dealer 2 weeks after i bought it and made them connect the hotwire wiring for the trailer plug. Aux pwr aux pwr 2 lbec 2 pdm ye9 and rear wpr fuses 2008 fig.
The wires are easily visible at the plug that connects the sensor to the wiring harness. I have a 2008 gmc sierra 2500hd duramax and use the hypertech software also. 2008 gmc sierra fuse diagram wiring diagram paper 2005 gmc sierra 2500hd wiring diagram we collect plenty of pictures about 2004 gmc sierra wiring diagram and finally we upload it on our website.
It should have been connected when i bought it.
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