I have these two yellow connectors infront of the radiator on my dodge and I have no idea what they're for. They have their socket/etc bolted to the framebar. This is not the fog light connector i am sure of that.

Th

 

looks like a plug for a block heater.

 

On a 1500 from idaho and california? And why two? I mean not discrediting your idea just seems unlikely.

 

Yellow connectors are usually found on air bag sensor connections

 

That sounds more likely, and would fit with their don't mount anything to the front warning in the manual.