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Re: 89 chevy trans question
Posted to Transmission Forum on 3/26/2020 3 Replies

Ill have to check hydraulic schematic tomorrow but if memory serves ever since the 125 fiasco all the later gm trans feed lockup with 2nd gear oil so if solenoid fails/valve sticks tcc won't come on till 2nd or higher. Still could be very low cooler flow(oil r... Login to read more.

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