Most late model cars use electrically driven cooling fans to replace the older mechanically driven fan.
The engine control computer is given responsibility for controlling fan operation. This is accomplished by providing various sensor INPUTS to the computer and allowing it to match these conditions to its programmed set of conditions requiring fan operation (OUTPUT).
- Inspect belts and hoses every 20,000 miles. Adjust belts, if necessary.
- Replace belts and hoses every 30,000 miles or four years.
- Drain, flush and refill radiator every 20,000 miles.
- Clean radiator fins every 20,000 miles
Maintenance requirements vary by vehicle. Consult the owner’s manual for actual required maintenance.