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grinding noise from engine when idle
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06-06-2011, 01:13 PM
sasquatch
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Join Date: Jan 2011
Location: Eastern WA
Posts: 157
Electric water pump??? The 4.4L engine has a mechanical water pump driven via accessory belts.
BTW....I've got 109k miles and my engine started making the so-called grinding sound. I've pin pointed the noise to the water pump bearing(s).
sasquatch
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