MacBook Pro 13-inch 2017 showed horizontal black lines on screen after a battery replacement

I had the battery on my 2017 MacBook Pro 13-inch replaced at an Apple Authorized Service Provider and when I picked it up from the repair it had horizontal black lines on the top of the screen, which it didn't have before the battery replacement. I noticed that the lines are worse as soon as I turn it on after some time not using the computer, then they start to fade as the computer gets warmer. I have already tried SMC and NVRAM resets, but nothing changed.


After a little research I learned that this is a common problem in the 2016 and 2017 MBP, but I still find it really weird that it only happened to my device after a battery replacement. Could the new battery have triggered this problem somehow? What could have happened at the AASP that could have caused this, maybe extreme temperatures in their storage/repair shop?


This is what the lines look like as soon as the display turns on:


MacBook Pro de Maísa

Posted on Jul 26, 2023 08:05 PM

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MacBook Pro 13-inch 2017 showed horizontal black lines on screen after a battery replacement

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