Starter stays engaged grinding against flywheel

Hello,

It sounds like the ignition switch need to be replaced or the starter motor Bendix return spring is broken. Here is a guide to help you remove the starter motor once the motor is out shake it back and forth to see if the Bendix gear moves freely (it should not.

Here is a wiring diagrams for the ignition switch and a guide to check the connections and to make sure power is shut off:

https://www.2carpros.com/articles/how-to-check-wiring

Check out the diagrams (below). Please let us know what you find. We are interested to see what it is.

Cheers, Ken