Where is the power supply for dashboard cluster on 88 Buick Riviera?

The power supply for the dashboard cluster on a 1988 Buick Riviera is typically connected to the vehicle's ignition system. It usually draws power from the fuse box, specifically from a fuse designated for the instrument panel or dashboard. You can find the relevant fuses and wiring diagrams in the vehicle’s service manual for precise identification. Checking the wiring harness behind the dashboard can also help trace the power supply lines.