Even if you require service that cost something, at least you have one central number, 24 hrs, 7 days a week, that you can call. It's like AAA, but FREE. It's sort of a "private" motor club.

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1999 MB SL500 (110,000 mi)
2004 Volvo V70 2.5T (220,000 mi)
2014 Tesla Model S 85 (136,000 mi)
MBCA member