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changing coolant in 2000 s-10 blazer with 4.3 v6?

How do I drain the radiator,there is no standard style petcock. I found what I think is the drain but it looks like it need's a special tool.

3 Answers

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  • 1 decade ago
    Favorite Answer

    It's hard to see on the backside of the radiator. Not the bottom.

    It's got a plastic wing-nut style plug. Just use pliers. "gently"

  • JetDoc
    Lv 7
    1 decade ago

    I agree. Just pull the bottom hose off the radiator to drain your system.

    Make sure you catch and dispose of or recycle the used anti-freeze properly. It's an environmentally hazardous chemical and poisonous to pets and small animals.

  • 1 decade ago

    no special too required ! just pull the bottom hose off the radiator.

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