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Re: 86 F250 overheats with vacuum in radiator
Posted to Technical Discussion Forum on 2/2/2025 2 Replies

Hi Michael,

I suggest the fan clutch is failing and it must have a fan shroud in place. You should clearly hear when the fan clutch is fully engaged.

If it happens to have an A/C condenser, debris gathers between it and the radiator after years of running.... Login to read more.

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