Statistically, if you've been a member long enough, currently own several ancient MBs, and are frequently tooling on your own, I'd have to say, I have a pretty even distribution of help from all of them!

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2009 ML350 (106K) - Family vehicle
2001 CLK430 Cabriolet (80K) - Wife's car
2005 BMW 645CI (138K) - My daily driver
2016 Mustang (32K) - Daughter's car