Which model years show up most in the complaints?

2019 is the most common model year in 1,147 complaints naming this part (16%); 4 model years account for 56%.

Complaints by vehicle model year

What it shows: 2019 is the largest at 187 (16%), followed by 2015 at 185 (16%); the smallest shown is 2025 at 13 (1%).

Source: NHTSA owner complaint files · downloaded 2026-10-05

Data and chart by CalcScrape: Alternator Replacement Cost Calculator