A/T Does Not Shift: D3 --> D4: Notes

WARNING: This page is about a different car, the 2005 Infiniti QX56. However, it is still accessible from the selected car via links, so may be relevant.

SYMPTOM:

The vehicle does not shift-up from the D3 to D4 gear at the specified speed.
The vehicle does not shift-up from the D3 to D4 gear unless A/T is warmed up.