runs good, then bad, then shuts down

Could use some suggestions. I appreciate the help. My 360 recently had electrical problems. It would suddenly randomly, immediately shut down even tho it was running great... slow speed and/or freeway speed. Then got to the point it wouldn't start. I ended up swapping in a new ECU box and it was running good again... for about 15 minutes and then started running rough to the point I had to give more gas at idle to prevent it from stalling. Then it stalled. Would not start again until cooled...

Read more
Author: admin