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Re: 04 Jeep GC 42RE cooler line check valve
Posted to Transmission Forum on 6/30/2025 1 Reply

To prevent the fried planetary gears commonly seen in this transmission and larger 4-speed RWD Dodge/Ram units, I invariably drill out the check ball. Its tendency to stick is the fundamental failure point. The risk of total transmission damage from a seized c... Login to read more.

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