69 barracuda wiring questions
Some tips here.
Clean this and any other ones that look like this with some Deoxit 5 (5%) and cloth or very fine abrasive.
Clean and snug contacts will go a long way toward making the electical system trouble free.
There are also several threads on cleaning terminals if you're curious about other methods.
off topic but a possible critical. Make sure this is a proper fitting 'cause it looks like a blue anodized aluminum AN fitting. Should be steel for a double flare.
Here's some snips from the assy manual for purposes of discussion.
E Series is 1969
Dark blue from regulator connector (ign terminal) to coil +.
Oil sender wire should be gray but may be dirty or discolored.
Below is the sketch of the connector for '69 with 4 speed. Details of the connector depend on which wiper motor is used. It probably makes sense when you have the real thing in front of you which I do not. Compare with what Cruze posted.