Cruise Control Can Be Set, But the Cruise Main Indicator Does Not Come On

Cruise control can be set, but the cruise main indicator does not come on

Do the gauge control module self-diagnostic function procedure Testing and Inspection.

Do the cruise control input test Component Tests and General Diagnostics.
Test the cruise control main switch signal input.

Check for PGM-FI DTCs How to Troubleshoot the Fuel and Emissions Systems.

Also check for

Faulty gauge control module