How fast were owners driving when it happened?

55 mph or faster is the largest group at 44%, out of 7,630 complaints.

Vehicle speed when owners reported the problem

Owners reported it most often at highway speed. Tell the shop what speed it happens at, because that narrows the diagnosis.

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

Data and chart by CalcScrape: Check Engine Light Repair Cost Calculator