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Pulling L94 engine and 6L80 trans as a unit
Its not clear if the connecting rod failed first or the piston fractured, but it clearly wasn't an oil starvation issue - once I removed the windage tray and unwedged the part of the rod that didn't break loose - it turned freely. I suspect the piston fractured, got pushed up and down and... -
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Pulling L94 engine and 6L80 trans as a unit
I just removed a seized L94 and 6L80 trans together as a unit, and wanted to describe the process I used in case it helps others. 2011 Yukon XL Denali AWD. My engine was seized, and I knew it wasn't a bearing issue because the motor wouldn't turn much at all, and it was a hard lockup. Since I...
