Chosen Solution

Old battery was running low after too many cycles and temperature extremes. Replaced it and the mac won’t turn on. SMC reset doneCharging LED stays orangeRemoved battery, LED stays orange, won’t startRemoved SSD, with or without battery, won’t start Any idea? Should I say it goodbye?

Try making sure the battery cable is plugged in. Also, the SSD should have nothing to do with it. check to see if the battery is faulty.