crwdns2934241:0crwdne2934241:0 Lisandro Aldana

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I had that same problem… it wasn’t the hdd (in my case ssd), it was the sata cable.

https://www.amazon.com/MMOBIEL-Replacement-Detector-Mid-2012-Nr-821-2049/dp/B07B8G9XTJ/ref=sr_1_4?crid=1KRRGQDAHIGO8&keywords=macbook+pro+sata+cable&qid=1565804837&s=gateway&sprefix=macbook+pro+sata+ca%2Caps%2C265&sr=8-4

After the installation everything worked as always

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open