Apple ceased the replacement program beginning in 2017. You just confirmed your MacBook Pro 2011 is suffering from the widely known GPU issue.Apple acknowledge the issue many years ago and offered free replacement program, however many users believed Apple was just “refreshing the MacBook Pro 2011 logic board, and the issue would resurface again 5-7 years later”. In some cases, your MacBook Pro 2011 will no longer boot past the Apple logo. At this point, you begin to notice distorted video on startup including parallel lines across the screen. *You begin using your MacBook Pro 2011 again only to experience another kernel panic and several more thereafter. Panic(cpu 4 caller 0xffffff800096d4d3): "Invalid queue element linkage for” Your MacBook Pro 2011 reboots itself and displays a crash report at the next login. *Your MacBook Pro begins to run hotter, fans spinning at higher speeds, the CPU begins to spike randomly in any application you have opened according to activity monitor. First, let’s understand the expected behavior of a failing to failed MacBook Pro 20 or 6770GPU graphics card.
The AMD Graphics card for most MacBook Pro's manufactured in 2011 are known to have issues after 5-7 years of use. This article outlines your real world options to correct a faulty GPU graphics card on a MacBook Pro 2011. Disable & Repair MacBook Pro 2011 Bad GPU
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