Ford is recalling potentially more than 850,000 of its vehicles due to possible fuel pump failures, according to the National Highway Traffic Safety Administration .

The NHTSA estimates that ~10% of the recalled vehicles have this specific defect. Before a fuel pump failure occurs, drivers might observe symptoms such as poor engine performance, such as misfiring, rough running, reduced power, or the illumination of the check engine light.

Two examples of the Ford GT didn't get the fix meant for them several years ago due to a botched recall campaign