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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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โˆ™ 2005-08-14 21:47:33
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Q: How do you drain the coolant on a 91 Chevrolet van Where is the drain?
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