Need help

So I replaced the fuel pump an it ran good then I parked it I have no power in the interior at all like it does have a battery i replaced the terminals it does have a new battery an starter I found a fuse that's a 30 amp under the dash I replaced still nothing I'm stuck also replaced the ground that goes to the battery anybody have any Idea what could be going on like I said the truck has zero power at all like there no battery but it has a new battery so idk I'm stuck

 

Welcome aboard
Start with the simplest things first.
Battery polarity reversed?
Check all connections and re check fuses.

 

Welcome to TW!

 

No polarity not reversed an all fuses are good both under the dash an the one in the engine bay

 

Please edit your thread title to clarify you need technical help.
HELP in a thread title is reserved for Folks broke down on the side of the road or stuck out in the boonies.

Thank you.

 

Anybody have this problem before no lights or the gauges turn on when you turn the key it's like someone stole the battery but it's there new terminals battery good an starter good what could cause this?

 

Welcome to TW!