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Seven of the twelve circuits are the standard 7 pin trailer
wiring circuits. Three of the twelve circuits are upfitter
circuits used for aftermarket applications. Two of the
twelve circuits are additional trailer circuits. For addi-
tional information about trailer tow circuits or other
exterior lighting capabilities of your Dodge Truck, please
refer to the Body Builder’s Guide by accessing
“www.dodge.com/bodybuilder” and choosing the ap-
propriate links.
NOTE: Do not cut or splice wiring into the vehicles
wiring harness.
WARNING!
Any work done to the vehicles electrical system, or
wiring, should be performed by a qualified automo-
tive technician, if done improperly it may cause
damage to the electrical system wiring and could
result in serious or fatal injury.
The following chart identifies the maximum electrical
loads that the trailer tow output circuits are capable of
supporting.
STARTING AND OPERATING 361
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