Cummins Diesel Forum banner

External voltage regulator

559 Views 1 Reply 2 Participants Last post by  CowboyCummins01
Had the alternator tested and it passed. Seems like it’s the voltage regulator I don’t want to replace the PCM. Does anyone have a good video on how I should wire up the external voltage regulator.
1 - 1 of 2 Posts
1 - 1 of 2 Posts
This is an older thread, you may not receive a response, and could be reviving an old thread. Please consider creating a new thread.