Welcome to the garage.
There is no communication between the PCM and the instrument panel. Check first if the fuse for the instrument panel is ok. If it is, I would check if the connector is well inserted and locked in the back of the instrument panel.
JEEP Grand Cherokee 4.7 Lmtd 2004
HID 8000K in low and fog / Quad Squad member
KYB Gas-a-Just shocks / Pirelli Scorpion ATR 245/65/17 - Transgo reprogramming shiftkit.