Hello my name is Dave.
Yes, there is a ground and as a rule with electrical issues that is the best place to start. I have attached the wiring diagram for the interior lights of your car which includes the instrument cluster, as you will see in the diagram there is a ground that goes to left side of the dash. I hope this helps you find your issue, please keep us up to date on your progress and thank you for using 2CarPros!
Images (Click to enlarge)
Tuesday, March 10th, 2020 AT 4:18 AM