I'm not an expert but if that blue wire is on one of the posts for the ammeter gauge I believe it should not be there.

It's either is for the fuel, temp or oil gauges

Pretty sure on this.

I'm sure an expert will chime in.

Bill

Got me a NEW Project
1970 GTX 440+6, 4 spd, 4.10 Dana and N96 FE5 (top/bottom) and black bucket interior.
Original transmission and Dana - Engine is a service replacement block.

Body has all stamped #s + VIN/TRIM tag and door sticker. Been hunting like all hell to find the Build Sheet.

garage find, only had 41,850 miles on ODO.