Antifreeze and Engine Coolant
Chevy Silverado
Chevy Vans
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How do you drain the coolant on a 91 Chevrolet van Where is the drain?

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Wiki User
August 14, 2005 9:47PM

The drain plug is under the bottom left of the radiator. I find

it much easier to just losen the lower radiator hose on the right

side of the radiator. The drain plug tends to be hard to get

open... KSH

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