Sources for Chrysler type wire terminals

Here's another way to remove the round terminals from the connector.

https://ksmetals.com/products/br014-3-16?_pos=4&_fid=a886c095d&_ss=c
Once you insert the brass tube into the connector it will compress the locking tabs allowing the terminal to be released.
May take a few tries but almost always works.
These can be found in hobby shops or online.
Many of the kits don't have this particular release tool.
Search for K&S Precision #8129 or #129.