How serious did it get for owners?

Among the 1,147 owner complaints naming this part, being towed is the outcome owners report most often.

Outcomes owners reported in complaints about this part

What it shows: Towed is the largest at 57, followed by Fire reported at 26; the smallest shown is Death reported at 1.

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

Data and chart by CalcScrape: Alternator Replacement Cost Calculator