1. Repack the front wheel bearings. Clean bearings, use high temp grease, and install new seals.
2. Grease all suspension fittings.
3. Correct any coolant or oil leaks so you don't have to do it next spring.
4. Flush the cooling system and put in proper mix of anti-freeze/water.
5. Change the oil and filter.
6. Fill the gas tank and treat with Sta-Bil.
7. Do all of the adjustments and tweeks you planned on doing all summer
8. Make sure all of the headlights, turn signals, and brake lights work properly. Replace any burned out lamps.
9. Clean all the glass, inside and out.
10. Clean all interior vinyl and painted surfaces. Treat the vinyl if desired. Wax the painted surfaces if possible.
11. Clean the exterior of the car and apply a good coat of wax to all painted and chrome surfaces.
12. Clean the tires and wheels. Apply your favorite wheel polish and tire dressing. Check the lug nuts and the air pressure in the tires.
13. Some people put the car on jack stands to take the pressure off of the tires to avoid flat spots.
14. You can remove the battery to avoid corrosion during the winter months and make it easier to trickle  charge the battery.
15. Do what is necessary to keep rodents and insects out of the car if possible.
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