Why is my 2005 3400 motor running hot

Asked by Oct 15, 2016 at 12:17 PM

Question type: Maintenance & Repair

I replaced water pump and stat...still over heating
an bubbling,runs hot to 260 in 10 minz

1 Answer


If you have bled the air out of the system it's probably a blown head gasket. Those motors are notorious for that! Have the cooling system check for a blown head gasket. HTH. - Jim

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