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Re: 4L60 No 3rd Gear
Posted to Transmission Forum on 1/18/2019 1 Reply

My 4L80 with 260,000 on it didn't have any debris in the pan, so no, it's not normal. I don't see how that trans will live without a complete teardown and cleaning, and flushing the lines and replacing the items that can't be flushed.

Tom Login to read more.

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