Outside of warranty and scheduled maintenance and one O2 sensor which I would not necessarily count as an unscheduled repair given the mileage, $0/year on repairs so far and 7 years counting.

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Ali Al-Chalabi

2001 CLK55
1999 Dodge Ram 2500 Cummins Diesel
2002 Harley-Davidson Fatboy
Merlin Extralight w/ Campy Record