I've never messed with my ALDA either and I haven't looked at the screw you're talking about, but I know places like PepBoys sell kits for removing stripped bolts and they may or may not work for you. I think we all sometimes learn a lesson the hard way.

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2004 VW Jetta TDI (manual)

Past MB's: '96 E300D, '83 240D, '82 300D, '87 300D, '87 420SEL