WARNING: This page is about a different car, the 2013 RAM 3500 HD and 2013 RAM 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
For a complete wiring diagram, refer to appropriate SYSTEM WIRING DIAGRAMS article
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Fig 1: Body Control Module Circuit Schematic (1 Of 2)
Courtesy of CHRYSLER GROUP, LLC
Fig 2: Body Control Module Circuit Schematic (2 Of 2)