Originally Posted by
dedwards0323
I had the "Mystery No Start" condition a few months back. Sent the RCM to DJ (tighed1) for repair. Feedback from DJ was poor solder joints on RCM board along with a couple of relays gone bad. DJ added the "Me So Horny" fix to my RCM & now the horn works without the car running. Best money I ever spent on the XFire.
Since that event, I bought a spare RCM from RockAuto.com &, like you, have it in my spare parts for the XFire.