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transmisdion leak

  1. 8th Gen Drivetrain
    I have an 08 Impala lt with roughly 163000 miles. The tranny has been slipping slightly for about 4 1/2 years which i know is that darn input clutch piston issue. I have had it looked at yearly and of course when it is looked at it works fine. Now though I seem to be having another issue. This...