Quote:
Originally Posted by Wolf 335
This could be due to bad solenoids on the mechatronics unit.
If your transmission (GA8HP75Z) is anything like the 6HP ZF transmission then replacing the solenoids would be the first step i would do.
Dealers don't replace this, they just replace the whole transmission.
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Agreed. What a colossal waste. That's like a doctor saying your heart has a sight blockage we need to replace it.