4R100 1-2 Shift Valve Spring 98-Up
Complaint: Code P0781 1-2 shift error code / P0732 incorrect 2nd gear ratio code. Late, lazy or no up-shift to 2nd.Cause and Superior Correction: The cause could be a broken or bent / distorted / fatigued 1-2 shift spring. The new Superior K0106 is just the fix for not having to rob used valve body’s or chance used springs causing re-occurrences. Each K0106 has 3 fixes per box.