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YOU DON'T!!! I have a 2003 avalanche and I had to replace the water pump you can't replace the seals!!! It's a defect in the 2001 to 2003 avalanche the seals fail.

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โˆ™ 2010-02-17 15:30:24
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Q: How do you replace the seal on a water pump from 2002 Chevy Avalanche?
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