Both the Radiator Fan and the A/C Condenser Fan Do Not Run at Low Speed

Both the radiator fan and the A/C condenser fan do not run at low speed

Both the radiator fan and the A/C condenser fan do not run at low speed

Radiator and A/C condenser fan low speed circuit troubleshooting Radiator and A/C Condenser Fan Low Speed Circuit Troubleshooting.

Also check for

Cleanliness and tightness of all connectors