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zf torque converter p0774

  1. Torque Converter Failing/Transmission swap?

    General E46 Forum
    In July I decided to change out all of my cooling components in my e46. When I put everything back together I didn't realize the transmission thermostat (automatic transmissions only) was broken :facepalm:. Well one day the coolant got really hot in that region, the coolant overflow tank...