[Scootsk]

Originally Posted by Daryles

The wires are reversible. No polarity issue.
Cut it clean and use an environmental (self sealing with heat gun or a bic lighter) splice.
Put some spiral wrap around the wire so it doesn't chaff against the leaf spring.
Jack your rig, pull the emergency break away cable and verify all the wheels lock up.
Make sure you put the pin back in when you are done.
Test again connected to your truck.

Done, thank you. Safe and sound at our next destination