Ford · United States · Crit
Ford F-150, F-450 +3 more: Engine
Affects Ford F-150, F-450, F-350, F-250, F-550 · 2015–2019 — about 410K vehicles.
The hazard
When the heater is plugged in, prolonged corrosion could cause a resistive short, increasing the risk of overheated or melted wiring which can increase the risk of a fire.
What to do
Ford will notify owners, and dealers will disable the block heater cable, free of charge. Once parts are available, Dealers will replace the engine block heater cable, free of charge. The recall began June 3, 2019. Owners may contact Ford customer service at 1-866-436-7332. Ford's number for this recall is 18S45.
Critical — crash/injury risk now
High — injury risk; see remedy
Moderate — fix at next service
Low — minor / informational