Mazda CX-7 problems by year
1,400 complaints across 4 model years, 2007–2011. 2007 draws the most at 716; 2011 the fewest at 204.
Read this first
Complaint volume tracks how many cars were sold as much as how reliable they were. A popular model year will always look worse than a rare one. Compare the dominant failure system between years rather than the raw totals.