Ford said it began sending letters to affected owners this week to warn of safety risks related to potential fuel pump failures.

Ford is recalling more than 850,000 of its cars across the U.S. because the low-pressure fuel pump inside the vehicles may fail — and potentially cause an engine stall while driving, increasing crash ...

A faulty fuel pump can reduce fuel flow from the tank to the engine, causing an engine stall and increasing the risk of a crash, NHTSA said.