Ensure reliable cold-weather starts with the Ford OEM 3C3Z-6B018-AA Engine Block Heater Cord, designed specifically for 2003–2004 Ford Super Duty trucks equipped with the 6.0L Powerstroke diesel engine. This genuine factory replacement cord connects your engine block heater to an external power source, helping warm engine coolant and oil for easier starts in freezing temperatures.
Built to Ford’s exact specifications, this cord provides a safe, durable, and direct-fit solution—eliminating guesswork and ensuring proper operation of your factory block heater system.
Why You Need a Block Heater Cord:
In colder climates, diesel engines can struggle to start due to thickened oil and low combustion temperatures. A functioning block heater cord allows you to:
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Warm engine coolant and oil before startup
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Reduce strain on batteries and starter
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Improve fuel efficiency during warm-up
Vehicle Fitment:
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2003–2004 Ford Super Duty w/ 6.0L Powerstroke Diesel
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F-250 / F-350 / F-450 / F-550
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