Research methods guides
How to compare owner complaints without inventing a reliability score
Complaint totals need context. Compare the same model years, inspect the reported components and account for missing population and mileage data.
2026-09-13 (September 13, 2026)
Reading a failure-mileage chart
Mileage charts group owner-reported failures into bands. Learn what missing values and reporting bias mean for the shape of the chart.
2026-09-13 (September 13, 2026)
What a recall count by model year actually means
A recall campaign can affect several model years and be announced years later. Learn how to read the count without mistaking it for a reliability score.
2026-09-13 (September 13, 2026)