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      11-23-2016, 10:54 AM   #2
alexm9999
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Drives: 2012 Z4 28i
Join Date: Aug 2015
Location: Austin, TX

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Make sure the roof works perfectly, no hangs or delays at any part of the raise/retract cycle. It's a complex system which can be difficult to diagnose and fix. Best to fix all problems under factory warranty since the CPO warranty doesn't cover everything.
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