Engine gets hot at idle - The 1947 - Present Chevrolet & GMC Truck Message Board Network

07-15-2015, 10:16 PM

Blessed66

Registered User

Join Date: Oct 2012

Location: Tyler, Texas

Posts: 217

Re: Engine gets hot at idle

Quote:

Originally Posted by geezer#99

Do you have a fan shroud?
Is your fan half in/half out of the shroud?
Any obstructions in front of the rad?
Have you put a piece of paper in front of the rad to watch for air flow thru the rad?
Does your top rad hose pressure up?

(Adding to these questions)
How's your coolant? Half & Half? Fairly new?
Flushed the system any?
Bled out any trapped air?
Have you used a pyrometer to check that it's actually overheating? Sending units can do weird things.

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