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Re: Continue to lose 3rd & 4th in 4L60E
Posted to Transmission Forum on 9/12/2003

Al,

Sound like a common problem with the 3-4 friction burning and must have a leak probably is the 3rd accumulator check valve in the servo, or in the aluminum input drum which we have seen have hairline cracks in the drums.

He may be lost in this unit, bu... Login to read more.