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Re: 4R100 7.3 diesel tcc operation 1999 model year
Posted to Transmission Forum on 3/6/2007

On '99 7.3 that's NOT been flashed (early bulids)

The tcc is pwm by the computer, but to me it does feel like it's on-off.

The clutch is not applied in any gear unless moving. With one exception, if equipped with a pto provision on the trans, when a signal... Login to read more.