Why Won't This Boat Start? Tracing the Wires on a Tracker Bass Boat

A friend recently replaced the batteries in his Tracker bass boat and now it won't start. I'll show you how I traced out the wires to figure out the problem. Thanks for watching! Please like and subscribe.
My other videos on boat repair:
• Bass Boat Repairs
#Trackerboat #boatwon'tstart #boatbattery #boatwiring #boatrepair
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ABOUT ME:
Pro Wrencher is a professional, ASE Certified Master Mechanic who has experience repairing everything from old farm equipment to autos/trucks/boats to locomotives. He lives in an old house and drives old cars and has old boats- giving him a lifetime of stuff to repair!
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[@ronsharp6496]

Great video for me to correct my problem
My boat does not have power

[@ronsharp6496]

Can you send me several pic of the battery set up on the bass tracker
The boat has had 2 new batteries installed and I don’t know what wires go Mes where on each battery

[@ProWrenching]

That was a neighbor’s boat that has been sold. I don’t have access to it.