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A/T Does Not Shift: D3->D4

A/T Does Not Shift: D3-> D4





Checks 1 and 2





Checks 3 - 5





Checks 6 and 7

SYMPTOM:
- A/T does not shift from D(3) to D(4) at the specified speed.
- A/T must be warm before D(3) to D(4) shift will occur.